http://e-repository.perpus.iainsalatiga.ac.id/13069
http://e-repository.perpus.iainsalatiga.ac.id/13482
http://e-repository.perpus.iainsalatiga.ac.id/13432
http://e-repository.perpus.iainsalatiga.ac.id/13526
http://e-repository.perpus.iainsalatiga.ac.id/13296
http://e-repository.perpus.iainsalatiga.ac.id/13276