http://e-repository.perpus.iainsalatiga.ac.id/16489
http://e-repository.perpus.iainsalatiga.ac.id/16137
http://e-repository.perpus.iainsalatiga.ac.id/15899
http://e-repository.perpus.iainsalatiga.ac.id/18022
http://e-repository.perpus.iainsalatiga.ac.id/18558
http://e-repository.perpus.iainsalatiga.ac.id/18212