http://e-repository.perpus.iainsalatiga.ac.id/12029
http://e-repository.perpus.iainsalatiga.ac.id/12730
http://e-repository.perpus.iainsalatiga.ac.id/11691
http://e-repository.perpus.iainsalatiga.ac.id/9532
http://e-repository.perpus.iainsalatiga.ac.id/9334
http://e-repository.perpus.iainsalatiga.ac.id/8822
http://e-repository.perpus.iainsalatiga.ac.id/10142