http://e-repository.perpus.iainsalatiga.ac.id/10141
http://e-repository.perpus.iainsalatiga.ac.id/10006
http://e-repository.perpus.iainsalatiga.ac.id/10127
http://e-repository.perpus.iainsalatiga.ac.id/10105
http://e-repository.perpus.iainsalatiga.ac.id/9621
http://e-repository.perpus.iainsalatiga.ac.id/9149