http://e-repository.perpus.iainsalatiga.ac.id/19912
http://e-repository.perpus.iainsalatiga.ac.id/20051
http://e-repository.perpus.iainsalatiga.ac.id/19154
http://e-repository.perpus.iainsalatiga.ac.id/19505
http://e-repository.perpus.iainsalatiga.ac.id/19245
http://e-repository.perpus.iainsalatiga.ac.id/19894