http://e-repository.perpus.iainsalatiga.ac.id/11703
http://e-repository.perpus.iainsalatiga.ac.id/11698
http://e-repository.perpus.iainsalatiga.ac.id/11391
http://e-repository.perpus.iainsalatiga.ac.id/11377
http://e-repository.perpus.iainsalatiga.ac.id/11017
http://e-repository.perpus.iainsalatiga.ac.id/11167