http://e-repository.perpus.iainsalatiga.ac.id/19016
http://e-repository.perpus.iainsalatiga.ac.id/19624
http://e-repository.perpus.iainsalatiga.ac.id/19929
http://e-repository.perpus.iainsalatiga.ac.id/19409
http://e-repository.perpus.iainsalatiga.ac.id/18230
http://e-repository.perpus.iainsalatiga.ac.id/18139