http://e-repository.perpus.iainsalatiga.ac.id/13111
http://e-repository.perpus.iainsalatiga.ac.id/13407
http://e-repository.perpus.iainsalatiga.ac.id/13365
http://e-repository.perpus.iainsalatiga.ac.id/14598
http://e-repository.perpus.iainsalatiga.ac.id/14315
http://e-repository.perpus.iainsalatiga.ac.id/14381