http://e-repository.perpus.iainsalatiga.ac.id/10244
http://e-repository.perpus.iainsalatiga.ac.id/10510
http://e-repository.perpus.iainsalatiga.ac.id/10228
http://e-repository.perpus.iainsalatiga.ac.id/10453
http://e-repository.perpus.iainsalatiga.ac.id/10814
http://e-repository.perpus.iainsalatiga.ac.id/10559