http://e-repository.perpus.iainsalatiga.ac.id/8747
http://e-repository.perpus.iainsalatiga.ac.id/8822
http://e-repository.perpus.iainsalatiga.ac.id/9405
http://e-repository.perpus.iainsalatiga.ac.id/9261
http://e-repository.perpus.iainsalatiga.ac.id/9460
http://e-repository.perpus.iainsalatiga.ac.id/9946