http://e-repository.perpus.iainsalatiga.ac.id/7796
http://e-repository.perpus.iainsalatiga.ac.id/9500
http://e-repository.perpus.iainsalatiga.ac.id/9286
http://e-repository.perpus.iainsalatiga.ac.id/9634
http://e-repository.perpus.iainsalatiga.ac.id/9326
http://e-repository.perpus.iainsalatiga.ac.id/9246