http://e-repository.perpus.iainsalatiga.ac.id/9330
http://e-repository.perpus.iainsalatiga.ac.id/9519
http://e-repository.perpus.iainsalatiga.ac.id/9686
http://e-repository.perpus.iainsalatiga.ac.id/10179
http://e-repository.perpus.iainsalatiga.ac.id/10485
http://e-repository.perpus.iainsalatiga.ac.id/10550