http://e-repository.perpus.iainsalatiga.ac.id/17841
http://e-repository.perpus.iainsalatiga.ac.id/17849
http://e-repository.perpus.iainsalatiga.ac.id/17580
http://e-repository.perpus.iainsalatiga.ac.id/17621
http://e-repository.perpus.iainsalatiga.ac.id/17400
http://e-repository.perpus.iainsalatiga.ac.id/17444