http://e-repository.perpus.iainsalatiga.ac.id/13250
http://e-repository.perpus.iainsalatiga.ac.id/13267
http://e-repository.perpus.iainsalatiga.ac.id/13402
http://e-repository.perpus.iainsalatiga.ac.id/12216
http://e-repository.perpus.iainsalatiga.ac.id/13760
http://e-repository.perpus.iainsalatiga.ac.id/13660
http://e-repository.perpus.iainsalatiga.ac.id/13543