http://e-repository.perpus.iainsalatiga.ac.id/10441
http://e-repository.perpus.iainsalatiga.ac.id/10371
http://e-repository.perpus.iainsalatiga.ac.id/10586
http://e-repository.perpus.iainsalatiga.ac.id/10501
http://e-repository.perpus.iainsalatiga.ac.id/10670
http://e-repository.perpus.iainsalatiga.ac.id/10245