http://e-repository.perpus.iainsalatiga.ac.id/15954
http://e-repository.perpus.iainsalatiga.ac.id/17444
http://e-repository.perpus.iainsalatiga.ac.id/17486
http://e-repository.perpus.iainsalatiga.ac.id/17515
http://e-repository.perpus.iainsalatiga.ac.id/17338
http://e-repository.perpus.iainsalatiga.ac.id/17372