http://e-repository.perpus.iainsalatiga.ac.id/10922
http://e-repository.perpus.iainsalatiga.ac.id/10787
http://e-repository.perpus.iainsalatiga.ac.id/11455
http://e-repository.perpus.iainsalatiga.ac.id/11041
http://e-repository.perpus.iainsalatiga.ac.id/10855
http://e-repository.perpus.iainsalatiga.ac.id/11093