http://e-repository.perpus.iainsalatiga.ac.id/18274
http://e-repository.perpus.iainsalatiga.ac.id/18124
http://e-repository.perpus.iainsalatiga.ac.id/18411
http://e-repository.perpus.iainsalatiga.ac.id/18802
http://e-repository.perpus.iainsalatiga.ac.id/18188
http://e-repository.perpus.iainsalatiga.ac.id/18230