http://e-repository.perpus.iainsalatiga.ac.id/8342
http://e-repository.perpus.iainsalatiga.ac.id/8634
http://e-repository.perpus.iainsalatiga.ac.id/8627
http://e-repository.perpus.iainsalatiga.ac.id/8275
http://e-repository.perpus.iainsalatiga.ac.id/9847
http://e-repository.perpus.iainsalatiga.ac.id/9709