http://e-repository.perpus.iainsalatiga.ac.id/10699
http://e-repository.perpus.iainsalatiga.ac.id/10403
http://e-repository.perpus.iainsalatiga.ac.id/8102
http://e-repository.perpus.iainsalatiga.ac.id/10583
http://e-repository.perpus.iainsalatiga.ac.id/10302
http://e-repository.perpus.iainsalatiga.ac.id/10228