http://e-repository.perpus.iainsalatiga.ac.id/19573
http://e-repository.perpus.iainsalatiga.ac.id/18099
http://e-repository.perpus.iainsalatiga.ac.id/17327
http://e-repository.perpus.iainsalatiga.ac.id/18462
http://e-repository.perpus.iainsalatiga.ac.id/18877
http://e-repository.perpus.iainsalatiga.ac.id/19499