• http://repository.usu.ac.id/handle/123456789/17792
  • http://repository.usu.ac.id/handle/123456789/20542
  • http://repository.usu.ac.id/handle/123456789/4409
  • http://repository.usu.ac.id/handle/123456789/3568
  • http://repository.usu.ac.id/handle/123456789/18907
  • http://repository.usu.ac.id/handle/123456789/7554
  • http://repository.usu.ac.id/handle/123456789/4410
  • http://repository.usu.ac.id/handle/123456789/3569
  • http://repository.usu.ac.id/handle/123456789/3957
  • http://repository.usu.ac.id/handle/123456789/5692
  • http://repository.usu.ac.id/handle/123456789/4413
  • http://repository.usu.ac.id/handle/123456789/3959
  • http://repository.usu.ac.id/handle/123456789/4414
  • http://repository.usu.ac.id/handle/123456789/9178
  • http://repository.usu.ac.id/handle/123456789/24379
  • http://repository.usu.ac.id/handle/123456789/5297
  • http://repository.usu.ac.id/handle/123456789/28107
  • http://repository.usu.ac.id/handle/123456789/22801
  • http://repository.usu.ac.id/handle/123456789/19643
  • http://repository.usu.ac.id/handle/123456789/20382
  • http://repository.usu.ac.id/handle/123456789/20765
  • http://repository.usu.ac.id/handle/123456789/5689
  • http://repository.usu.ac.id/handle/123456789/919
  • http://repository.usu.ac.id/handle/123456789/11308
  • http://repository.usu.ac.id/handle/123456789/24382
  • http://repository.usu.ac.id/handle/123456789/18906
  • http://repository.usu.ac.id/handle/123456789/20070
  • http://repository.usu.ac.id/handle/123456789/4419
  • http://repository.usu.ac.id/handle/123456789/25597
  • http://repository.usu.ac.id/handle/123456789/20085
  • http://repository.usu.ac.id/handle/123456789/4422
  • http://repository.usu.ac.id/handle/123456789/6672
  • http://repository.usu.ac.id/handle/123456789/4423
  • http://repository.usu.ac.id/handle/123456789/5305
  • http://repository.usu.ac.id/handle/123456789/5693
  • http://repository.usu.ac.id/handle/123456789/9420
  • http://repository.usu.ac.id/handle/123456789/7807
  • http://repository.usu.ac.id/handle/123456789/7808
  • http://repository.usu.ac.id/handle/123456789/7809
  • http://repository.usu.ac.id/handle/123456789/6673
  • http://repository.usu.ac.id/handle/123456789/25223
  • http://repository.usu.ac.id/handle/123456789/25643
  • http://repository.usu.ac.id/handle/123456789/5696
  • http://repository.usu.ac.id/handle/123456789/18816
  • http://repository.usu.ac.id/handle/123456789/15485
  • http://repository.usu.ac.id/handle/123456789/25609
  • http://repository.usu.ac.id/handle/123456789/1756
  • http://repository.usu.ac.id/handle/123456789/5311
  • http://repository.usu.ac.id/handle/123456789/22804
  • http://repository.usu.ac.id/handle/123456789/24381
  • http://repository.usu.ac.id/handle/123456789/19150
  • http://repository.usu.ac.id/handle/123456789/23333
  • http://repository.usu.ac.id/handle/123456789/26769
  • http://repository.usu.ac.id/handle/123456789/25156
  • http://repository.usu.ac.id/handle/123456789/20673
  • http://repository.usu.ac.id/handle/123456789/9421
  • http://repository.usu.ac.id/handle/123456789/5314
  • http://repository.usu.ac.id/handle/123456789/18908
  • http://repository.usu.ac.id/handle/123456789/24791
  • http://repository.usu.ac.id/handle/123456789/20403
  • http://repository.usu.ac.id/handle/123456789/9182
  • http://repository.usu.ac.id/handle/123456789/20416
  • http://repository.usu.ac.id/handle/123456789/6677
  • http://repository.usu.ac.id/handle/123456789/17224
  • http://repository.usu.ac.id/handle/123456789/5701
  • http://repository.usu.ac.id/handle/123456789/20105
  • http://repository.usu.ac.id/handle/123456789/5318
  • http://repository.usu.ac.id/handle/123456789/20110
  • http://repository.usu.ac.id/handle/123456789/5702
  • http://repository.usu.ac.id/handle/123456789/5703
  • http://repository.usu.ac.id/handle/123456789/20740
  • http://repository.usu.ac.id/handle/123456789/5321
  • http://repository.usu.ac.id/handle/123456789/22807
  • http://repository.usu.ac.id/handle/123456789/20438
  • http://repository.usu.ac.id/handle/123456789/3980
  • http://repository.usu.ac.id/handle/123456789/3973
  • http://repository.usu.ac.id/handle/123456789/5322
  • http://repository.usu.ac.id/handle/123456789/3607
  • http://repository.usu.ac.id/handle/123456789/23632
  • http://repository.usu.ac.id/handle/123456789/20767
  • http://repository.usu.ac.id/handle/123456789/6485
  • http://repository.usu.ac.id/handle/123456789/5706
  • http://repository.usu.ac.id/handle/123456789/3610
  • http://repository.usu.ac.id/handle/123456789/25175
  • http://repository.usu.ac.id/handle/123456789/26816
  • http://repository.usu.ac.id/handle/123456789/25190
  • http://repository.usu.ac.id/handle/123456789/23633
  • http://repository.usu.ac.id/handle/123456789/5707
  • http://repository.usu.ac.id/handle/123456789/3613
  • http://repository.usu.ac.id/handle/123456789/10838
  • http://repository.usu.ac.id/handle/123456789/9423
  • http://repository.usu.ac.id/handle/123456789/6488
  • http://repository.usu.ac.id/handle/123456789/5710
  • http://repository.usu.ac.id/handle/123456789/6489
  • http://repository.usu.ac.id/handle/123456789/9185
  • http://repository.usu.ac.id/handle/123456789/5712
  • http://repository.usu.ac.id/handle/123456789/6679
  • http://repository.usu.ac.id/handle/123456789/5714
  • http://repository.usu.ac.id/handle/123456789/6680
  • http://repository.usu.ac.id/handle/123456789/5715
  • http://repository.usu.ac.id/handle/123456789/4008
  • http://repository.usu.ac.id/handle/123456789/5338
  • http://repository.usu.ac.id/handle/123456789/4014
  • http://repository.usu.ac.id/handle/123456789/3995
  • http://repository.usu.ac.id/handle/123456789/3998
  • http://repository.usu.ac.id/handle/123456789/4026
  • http://repository.usu.ac.id/handle/123456789/4013
  • http://repository.usu.ac.id/handle/123456789/4023
  • http://repository.usu.ac.id/handle/123456789/4010
  • http://repository.usu.ac.id/handle/123456789/4035
  • http://repository.usu.ac.id/handle/123456789/5716
  • http://repository.usu.ac.id/handle/123456789/4047
  • http://repository.usu.ac.id/handle/123456789/4032
  • http://repository.usu.ac.id/handle/123456789/1847
  • http://repository.usu.ac.id/handle/123456789/5717
  • http://repository.usu.ac.id/handle/123456789/1858
  • http://repository.usu.ac.id/handle/123456789/3625
  • http://repository.usu.ac.id/handle/123456789/4037
  • http://repository.usu.ac.id/handle/123456789/4040
  • http://repository.usu.ac.id/handle/123456789/4041
  • http://repository.usu.ac.id/handle/123456789/18216
  • http://repository.usu.ac.id/handle/123456789/22812
  • http://repository.usu.ac.id/handle/123456789/22808
  • http://repository.usu.ac.id/handle/123456789/20072
  • http://repository.usu.ac.id/handle/123456789/4033
  • http://repository.usu.ac.id/handle/123456789/4028
  • http://repository.usu.ac.id/handle/123456789/19151
  • http://repository.usu.ac.id/handle/123456789/23648
  • http://repository.usu.ac.id/handle/123456789/18912
  • http://repository.usu.ac.id/handle/123456789/4045
  • http://repository.usu.ac.id/handle/123456789/4031
  • http://repository.usu.ac.id/handle/123456789/5720
  • http://repository.usu.ac.id/handle/123456789/3636
  • http://repository.usu.ac.id/handle/123456789/6494
  • http://repository.usu.ac.id/handle/123456789/24383
  • http://repository.usu.ac.id/handle/123456789/19647
  • http://repository.usu.ac.id/handle/123456789/3637
  • http://repository.usu.ac.id/handle/123456789/5721
  • http://repository.usu.ac.id/handle/123456789/5346
  • http://repository.usu.ac.id/handle/123456789/1862
  • http://repository.usu.ac.id/handle/123456789/1863
  • http://repository.usu.ac.id/handle/123456789/4587
  • http://repository.usu.ac.id/handle/123456789/3642
  • http://repository.usu.ac.id/handle/123456789/5723
  • http://repository.usu.ac.id/handle/123456789/6496
  • http://repository.usu.ac.id/handle/123456789/1890
  • http://repository.usu.ac.id/handle/123456789/4066
  • http://repository.usu.ac.id/handle/123456789/4070
  • http://repository.usu.ac.id/handle/123456789/4055
  • http://repository.usu.ac.id/handle/123456789/4051
  • http://repository.usu.ac.id/handle/123456789/11311
  • http://repository.usu.ac.id/handle/123456789/6497
  • http://repository.usu.ac.id/handle/123456789/4053
  • http://repository.usu.ac.id/handle/123456789/10840
  • http://repository.usu.ac.id/handle/123456789/5353
  • http://repository.usu.ac.id/handle/123456789/19152
  • http://repository.usu.ac.id/handle/123456789/4062
  • http://repository.usu.ac.id/handle/123456789/6498
  • http://repository.usu.ac.id/handle/123456789/24793
  • http://repository.usu.ac.id/handle/123456789/19646
  • http://repository.usu.ac.id/handle/123456789/4058
  • http://repository.usu.ac.id/handle/123456789/9426
  • http://repository.usu.ac.id/handle/123456789/4069
  • http://repository.usu.ac.id/handle/123456789/5354
  • http://repository.usu.ac.id/handle/123456789/9189
  • http://repository.usu.ac.id/handle/123456789/20073
  • http://repository.usu.ac.id/handle/123456789/5727
  • http://repository.usu.ac.id/handle/123456789/6499
  • http://repository.usu.ac.id/handle/123456789/4057
  • http://repository.usu.ac.id/handle/123456789/25158
  • http://repository.usu.ac.id/handle/123456789/20654
  • http://repository.usu.ac.id/handle/123456789/4060
  • http://repository.usu.ac.id/handle/123456789/4050
  • http://repository.usu.ac.id/handle/123456789/6500
  • http://repository.usu.ac.id/handle/123456789/5729
  • http://repository.usu.ac.id/handle/123456789/1917
  • http://repository.usu.ac.id/handle/123456789/4072
  • http://repository.usu.ac.id/handle/123456789/5522
  • http://repository.usu.ac.id/handle/123456789/1936
  • http://repository.usu.ac.id/handle/123456789/4049
  • http://repository.usu.ac.id/handle/123456789/5730
  • http://repository.usu.ac.id/handle/123456789/4067
  • http://repository.usu.ac.id/handle/123456789/20666
  • http://repository.usu.ac.id/handle/123456789/5731
  • http://repository.usu.ac.id/handle/123456789/23639
  • http://repository.usu.ac.id/handle/123456789/20677
  • http://repository.usu.ac.id/handle/123456789/5526
  • http://repository.usu.ac.id/handle/123456789/1910
  • http://repository.usu.ac.id/handle/123456789/5527
  • http://repository.usu.ac.id/handle/123456789/20545
  • http://repository.usu.ac.id/handle/123456789/6502
  • http://repository.usu.ac.id/handle/123456789/6503
  • http://repository.usu.ac.id/handle/123456789/5358
  • http://repository.usu.ac.id/handle/123456789/10842
  • http://repository.usu.ac.id/handle/123456789/5734
  • http://repository.usu.ac.id/handle/123456789/4426
  • http://repository.usu.ac.id/handle/123456789/3661
  • http://repository.usu.ac.id/handle/123456789/5359
  • http://repository.usu.ac.id/handle/123456789/1926
  • http://repository.usu.ac.id/handle/123456789/1900
  • http://repository.usu.ac.id/handle/123456789/4429
  • http://repository.usu.ac.id/handle/123456789/11312
  • http://repository.usu.ac.id/handle/123456789/4430
  • http://repository.usu.ac.id/handle/123456789/5361
  • http://repository.usu.ac.id/handle/123456789/4431
  • http://repository.usu.ac.id/handle/123456789/6505
  • http://repository.usu.ac.id/handle/123456789/20074
  • http://repository.usu.ac.id/handle/123456789/1923
  • http://repository.usu.ac.id/handle/123456789/4433
  • http://repository.usu.ac.id/handle/123456789/23640
  • http://repository.usu.ac.id/handle/123456789/23641
  • http://repository.usu.ac.id/handle/123456789/5363
  • http://repository.usu.ac.id/handle/123456789/4434
  • http://repository.usu.ac.id/handle/123456789/6506
  • http://repository.usu.ac.id/handle/123456789/9428
  • http://repository.usu.ac.id/handle/123456789/20656
  • http://repository.usu.ac.id/handle/123456789/5738
  • http://repository.usu.ac.id/handle/123456789/5364
  • http://repository.usu.ac.id/handle/123456789/9192
  • http://repository.usu.ac.id/handle/123456789/6507
  • http://repository.usu.ac.id/handle/123456789/4437
  • http://repository.usu.ac.id/handle/123456789/5365
  • http://repository.usu.ac.id/handle/123456789/5739
  • http://repository.usu.ac.id/handle/123456789/4438
  • http://repository.usu.ac.id/handle/123456789/5740
  • http://repository.usu.ac.id/handle/123456789/20434
  • http://repository.usu.ac.id/handle/123456789/5368
  • http://repository.usu.ac.id/handle/123456789/4443
  • http://repository.usu.ac.id/handle/123456789/4076
  • http://repository.usu.ac.id/handle/123456789/5369
  • http://repository.usu.ac.id/handle/123456789/4445
  • http://repository.usu.ac.id/handle/123456789/20682
  • http://repository.usu.ac.id/handle/123456789/24794
  • http://repository.usu.ac.id/handle/123456789/5370
  • http://repository.usu.ac.id/handle/123456789/23014
  • http://repository.usu.ac.id/handle/123456789/4448
  • http://repository.usu.ac.id/handle/123456789/4449
  • http://repository.usu.ac.id/handle/123456789/26324
  • http://repository.usu.ac.id/handle/123456789/29086
  • http://repository.usu.ac.id/handle/123456789/5371
  • http://repository.usu.ac.id/handle/123456789/4809
  • http://repository.usu.ac.id/handle/123456789/5743
  • http://repository.usu.ac.id/handle/123456789/5372
  • http://repository.usu.ac.id/handle/123456789/6510
  • http://repository.usu.ac.id/handle/123456789/1955
  • http://repository.usu.ac.id/handle/123456789/5373
  • http://repository.usu.ac.id/handle/123456789/9193
  • http://repository.usu.ac.id/handle/123456789/6511
  • http://repository.usu.ac.id/handle/123456789/26771
  • http://repository.usu.ac.id/handle/123456789/3960
  • http://repository.usu.ac.id/handle/123456789/20655
  • http://repository.usu.ac.id/handle/123456789/20075
  • http://repository.usu.ac.id/handle/123456789/5746
  • http://repository.usu.ac.id/handle/123456789/11313
  • http://repository.usu.ac.id/handle/123456789/9194
  • http://repository.usu.ac.id/handle/123456789/20097
  • http://repository.usu.ac.id/handle/123456789/5377
  • http://repository.usu.ac.id/handle/123456789/24445
  • http://repository.usu.ac.id/handle/123456789/18916
  • http://repository.usu.ac.id/handle/123456789/5379
  • http://repository.usu.ac.id/handle/123456789/4094
  • http://repository.usu.ac.id/handle/123456789/2001
  • http://repository.usu.ac.id/handle/123456789/5382
  • http://repository.usu.ac.id/handle/123456789/9430
  • http://repository.usu.ac.id/handle/123456789/6516
  • http://repository.usu.ac.id/handle/123456789/5384
  • http://repository.usu.ac.id/handle/123456789/5752
  • http://repository.usu.ac.id/handle/123456789/9195
  • http://repository.usu.ac.id/handle/123456789/5385
  • http://repository.usu.ac.id/handle/123456789/5386
  • http://repository.usu.ac.id/handle/123456789/13908
  • http://repository.usu.ac.id/handle/123456789/5754
  • http://repository.usu.ac.id/handle/123456789/5755
  • http://repository.usu.ac.id/handle/123456789/9196
  • http://repository.usu.ac.id/handle/123456789/5389
  • http://repository.usu.ac.id/handle/123456789/5390
  • http://repository.usu.ac.id/handle/123456789/4992
  • http://repository.usu.ac.id/handle/123456789/6520
  • http://repository.usu.ac.id/handle/123456789/23647
  • http://repository.usu.ac.id/handle/123456789/5392
  • http://repository.usu.ac.id/handle/123456789/4995
  • http://repository.usu.ac.id/handle/123456789/9197
  • http://repository.usu.ac.id/handle/123456789/3961
  • http://repository.usu.ac.id/handle/123456789/5759
  • http://repository.usu.ac.id/handle/123456789/4997
  • http://repository.usu.ac.id/handle/123456789/5395
  • http://repository.usu.ac.id/handle/123456789/5000
  • http://repository.usu.ac.id/handle/123456789/6523
  • http://repository.usu.ac.id/handle/123456789/9198
  • http://repository.usu.ac.id/handle/123456789/5001
  • http://repository.usu.ac.id/handle/123456789/5762
  • http://repository.usu.ac.id/handle/123456789/10845
  • http://repository.usu.ac.id/handle/123456789/7557
  • http://repository.usu.ac.id/handle/123456789/5399
  • http://repository.usu.ac.id/handle/123456789/5004
  • http://repository.usu.ac.id/handle/123456789/9433
  • http://repository.usu.ac.id/handle/123456789/7558
  • http://repository.usu.ac.id/handle/123456789/5765
  • http://repository.usu.ac.id/handle/123456789/6526
  • http://repository.usu.ac.id/handle/123456789/5402
  • http://repository.usu.ac.id/handle/123456789/5766
  • http://repository.usu.ac.id/handle/123456789/5025
  • http://repository.usu.ac.id/handle/123456789/5404
  • http://repository.usu.ac.id/handle/123456789/25160
  • http://repository.usu.ac.id/handle/123456789/20657
  • http://repository.usu.ac.id/handle/123456789/5768
  • http://repository.usu.ac.id/handle/123456789/24795
  • http://repository.usu.ac.id/handle/123456789/5406
  • http://repository.usu.ac.id/handle/123456789/5769
  • http://repository.usu.ac.id/handle/123456789/5407
  • http://repository.usu.ac.id/handle/123456789/5770
  • http://repository.usu.ac.id/handle/123456789/5410
  • http://repository.usu.ac.id/handle/123456789/5019
  • http://repository.usu.ac.id/handle/123456789/5411
  • http://repository.usu.ac.id/handle/123456789/5021
  • http://repository.usu.ac.id/handle/123456789/5771
  • http://repository.usu.ac.id/handle/123456789/5024
  • http://repository.usu.ac.id/handle/123456789/9200
  • http://repository.usu.ac.id/handle/123456789/5772
  • http://repository.usu.ac.id/handle/123456789/5413
  • http://repository.usu.ac.id/handle/123456789/9434
  • http://repository.usu.ac.id/handle/123456789/18823
  • http://repository.usu.ac.id/handle/123456789/10846
  • http://repository.usu.ac.id/handle/123456789/5416
  • http://repository.usu.ac.id/handle/123456789/26772
  • http://repository.usu.ac.id/handle/123456789/5417
  • http://repository.usu.ac.id/handle/123456789/7561
  • http://repository.usu.ac.id/handle/123456789/5044
  • http://repository.usu.ac.id/handle/123456789/10848
  • http://repository.usu.ac.id/handle/123456789/7565
  • http://repository.usu.ac.id/handle/123456789/5435
  • http://repository.usu.ac.id/handle/123456789/5440
  • http://repository.usu.ac.id/handle/123456789/20077
  • http://repository.usu.ac.id/handle/123456789/35127
  • http://repository.usu.ac.id/handle/123456789/35125
  • http://repository.usu.ac.id/handle/123456789/35126
  • http://repository.usu.ac.id/handle/123456789/35119
  • http://repository.usu.ac.id/handle/123456789/35122
  • http://repository.usu.ac.id/handle/123456789/35121
  • http://repository.usu.ac.id/handle/123456789/35133
  • http://repository.usu.ac.id/handle/123456789/25601
  • http://repository.usu.ac.id/handle/123456789/5787
  • http://repository.usu.ac.id/handle/123456789/5790
  • http://repository.usu.ac.id/handle/123456789/13910
  • http://repository.usu.ac.id/handle/123456789/5792
  • http://repository.usu.ac.id/handle/123456789/5455
  • http://repository.usu.ac.id/handle/123456789/11319
  • http://repository.usu.ac.id/handle/123456789/7571
  • http://repository.usu.ac.id/handle/123456789/14919
  • http://repository.usu.ac.id/handle/123456789/5467
  • http://repository.usu.ac.id/handle/123456789/7576
  • http://repository.usu.ac.id/handle/123456789/7852
  • http://repository.usu.ac.id/handle/123456789/7845
  • http://repository.usu.ac.id/handle/123456789/5815
  • http://repository.usu.ac.id/handle/123456789/13911
  • http://repository.usu.ac.id/handle/123456789/9444
  • http://repository.usu.ac.id/handle/123456789/9216
  • http://repository.usu.ac.id/handle/123456789/9217
  • http://repository.usu.ac.id/handle/123456789/13912
  • http://repository.usu.ac.id/handle/123456789/28111
  • http://repository.usu.ac.id/handle/123456789/15488
  • http://repository.usu.ac.id/handle/123456789/9220
  • http://repository.usu.ac.id/handle/123456789/18098
  • http://repository.usu.ac.id/handle/123456789/7863
  • http://repository.usu.ac.id/handle/123456789/7860
  • http://repository.usu.ac.id/handle/123456789/13913
  • http://repository.usu.ac.id/handle/123456789/23645
  • http://repository.usu.ac.id/handle/123456789/26443
  • http://repository.usu.ac.id/handle/123456789/11325
  • http://repository.usu.ac.id/handle/123456789/14921
  • http://repository.usu.ac.id/handle/123456789/23336
  • http://repository.usu.ac.id/handle/123456789/5850
  • http://repository.usu.ac.id/handle/123456789/7878
  • http://repository.usu.ac.id/handle/123456789/7882
  • http://repository.usu.ac.id/handle/123456789/7883
  • http://repository.usu.ac.id/handle/123456789/7872
  • http://repository.usu.ac.id/handle/123456789/9235
  • http://repository.usu.ac.id/handle/123456789/20079
  • http://repository.usu.ac.id/handle/123456789/19156
  • http://repository.usu.ac.id/handle/123456789/11330
  • http://repository.usu.ac.id/handle/123456789/5883
  • http://repository.usu.ac.id/handle/123456789/7578
  • http://repository.usu.ac.id/handle/123456789/7580
  • http://repository.usu.ac.id/handle/123456789/26860
  • http://repository.usu.ac.id/handle/123456789/22403
  • http://repository.usu.ac.id/handle/123456789/18825
  • http://repository.usu.ac.id/handle/123456789/13916
  • http://repository.usu.ac.id/handle/123456789/10867
  • http://repository.usu.ac.id/handle/123456789/5904
  • http://repository.usu.ac.id/handle/123456789/7899
  • http://repository.usu.ac.id/handle/123456789/7901
  • http://repository.usu.ac.id/handle/123456789/7900
  • http://repository.usu.ac.id/handle/123456789/7902
  • http://repository.usu.ac.id/handle/123456789/10871
  • http://repository.usu.ac.id/handle/123456789/7583
  • http://repository.usu.ac.id/handle/123456789/13918
  • http://repository.usu.ac.id/handle/123456789/7905
  • http://repository.usu.ac.id/handle/123456789/7589
  • http://repository.usu.ac.id/handle/123456789/7592
  • http://repository.usu.ac.id/handle/123456789/7909
  • http://repository.usu.ac.id/handle/123456789/7910
  • http://repository.usu.ac.id/handle/123456789/7593
  • http://repository.usu.ac.id/handle/123456789/10874
  • http://repository.usu.ac.id/handle/123456789/7913
  • http://repository.usu.ac.id/handle/123456789/7914
  • http://repository.usu.ac.id/handle/123456789/24796
  • http://repository.usu.ac.id/handle/123456789/7915
  • http://repository.usu.ac.id/handle/123456789/7919
  • http://repository.usu.ac.id/handle/123456789/7920
  • http://repository.usu.ac.id/handle/123456789/7921
  • http://repository.usu.ac.id/handle/123456789/25604
  • http://repository.usu.ac.id/handle/123456789/20080