http://e-repository.perpus.iainsalatiga.ac.id/11125
http://e-repository.perpus.iainsalatiga.ac.id/11303
http://e-repository.perpus.iainsalatiga.ac.id/13259
http://e-repository.perpus.iainsalatiga.ac.id/13695
http://e-repository.perpus.iainsalatiga.ac.id/13784
http://e-repository.perpus.iainsalatiga.ac.id/13923
http://e-repository.perpus.iainsalatiga.ac.id/14858