http://e-repository.perpus.iainsalatiga.ac.id/10339
http://e-repository.perpus.iainsalatiga.ac.id/9120
http://e-repository.perpus.iainsalatiga.ac.id/10122
http://e-repository.perpus.iainsalatiga.ac.id/9435
http://e-repository.perpus.iainsalatiga.ac.id/9821
http://e-repository.perpus.iainsalatiga.ac.id/9568