http://e-repository.perpus.iainsalatiga.ac.id/18415
http://e-repository.perpus.iainsalatiga.ac.id/18767
http://e-repository.perpus.iainsalatiga.ac.id/18981
http://e-repository.perpus.iainsalatiga.ac.id/19016
http://e-repository.perpus.iainsalatiga.ac.id/19459
http://e-repository.perpus.iainsalatiga.ac.id/19057