http://e-repository.perpus.iainsalatiga.ac.id/19459
http://e-repository.perpus.iainsalatiga.ac.id/19189
http://e-repository.perpus.iainsalatiga.ac.id/17492
http://e-repository.perpus.iainsalatiga.ac.id/18698
http://e-repository.perpus.iainsalatiga.ac.id/13648
http://e-repository.perpus.iainsalatiga.ac.id/14008