c.1 olah
http://e-repository.perpus.iainsalatiga.ac.id/12087
http://e-repository.perpus.iainsalatiga.ac.id/11629
http://e-repository.perpus.iainsalatiga.ac.id/11627
http://e-repository.perpus.iainsalatiga.ac.id/11680
http://e-repository.perpus.iainsalatiga.ac.id/11869