http://e-repository.perpus.iainsalatiga.ac.id/13355
http://e-repository.perpus.iainsalatiga.ac.id/13288
http://e-repository.perpus.iainsalatiga.ac.id/13202
http://e-repository.perpus.iainsalatiga.ac.id/10984
http://e-repository.perpus.iainsalatiga.ac.id/10922
http://e-repository.perpus.iainsalatiga.ac.id/10465