http://e-repository.perpus.iainsalatiga.ac.id/10908
http://e-repository.perpus.iainsalatiga.ac.id/12627
http://e-repository.perpus.iainsalatiga.ac.id/13302
http://e-repository.perpus.iainsalatiga.ac.id/13235
http://e-repository.perpus.iainsalatiga.ac.id/13424
http://e-repository.perpus.iainsalatiga.ac.id/13236