http://e-repository.perpus.iainsalatiga.ac.id/20065
http://e-repository.perpus.iainsalatiga.ac.id/20063
http://e-repository.perpus.iainsalatiga.ac.id/20042
http://e-repository.perpus.iainsalatiga.ac.id/19129
http://e-repository.perpus.iainsalatiga.ac.id/19019
http://e-repository.perpus.iainsalatiga.ac.id/19219