http://e-repository.perpus.iainsalatiga.ac.id/9344
http://e-repository.perpus.iainsalatiga.ac.id/9794
http://e-repository.perpus.iainsalatiga.ac.id/9704
http://e-repository.perpus.iainsalatiga.ac.id/9100
http://e-repository.perpus.iainsalatiga.ac.id/10911
http://e-repository.perpus.iainsalatiga.ac.id/12184