http://e-repository.perpus.iainsalatiga.ac.id/17669
http://e-repository.perpus.uinsalatiga.ac.id/id/eprint/17091
http://e-repository.perpus.iainsalatiga.ac.id/16041
http://e-repository.perpus.iainsalatiga.ac.id/16008
http://e-repository.perpus.iainsalatiga.ac.id/16034