http://e-repository.perpus.iainsalatiga.ac.id/10548
http://e-repository.perpus.iainsalatiga.ac.id/10365
http://e-repository.perpus.iainsalatiga.ac.id/11299
http://e-repository.perpus.iainsalatiga.ac.id/11128
http://e-repository.perpus.iainsalatiga.ac.id/11241
http://e-repository.perpus.iainsalatiga.ac.id/10874