http://e-repository.perpus.iainsalatiga.ac.id/10227
http://e-repository.perpus.iainsalatiga.ac.id/10401
http://e-repository.perpus.iainsalatiga.ac.id/10421
http://e-repository.perpus.iainsalatiga.ac.id/10503
http://e-repository.perpus.iainsalatiga.ac.id/10428
http://e-repository.perpus.iainsalatiga.ac.id/10486