http://e-repository.perpus.iainsalatiga.ac.id/13338
http://e-repository.perpus.iainsalatiga.ac.id/10808
http://e-repository.perpus.iainsalatiga.ac.id/11252
http://e-repository.perpus.iainsalatiga.ac.id/10922
http://e-repository.perpus.iainsalatiga.ac.id/10465
http://e-repository.perpus.iainsalatiga.ac.id/11093