http://e-repository.perpus.iainsalatiga.ac.id/10922
http://e-repository.perpus.iainsalatiga.ac.id/12214
http://e-repository.perpus.iainsalatiga.ac.id/11804
http://e-repository.perpus.iainsalatiga.ac.id/11761
http://e-repository.perpus.iainsalatiga.ac.id/12210
http://e-repository.perpus.iainsalatiga.ac.id/12184