c.1 olah
http://e-repository.perpus.iainsalatiga.ac.id/10292
http://e-repository.perpus.iainsalatiga.ac.id/10911
http://e-repository.perpus.iainsalatiga.ac.id/11061
http://e-repository.perpus.iainsalatiga.ac.id/11117
http://e-repository.perpus.iainsalatiga.ac.id/11241