http://e-repository.perpus.iainsalatiga.ac.id/13783
http://e-repository.perpus.iainsalatiga.ac.id/13693
http://e-repository.perpus.iainsalatiga.ac.id/13756
http://e-repository.perpus.iainsalatiga.ac.id/10922
http://e-repository.perpus.iainsalatiga.ac.id/10366
http://e-repository.perpus.iainsalatiga.ac.id/10164