http://e-repository.perpus.iainsalatiga.ac.id/18867
http://e-repository.perpus.iainsalatiga.ac.id/19463
http://e-repository.perpus.iainsalatiga.ac.id/18144
http://e-repository.perpus.iainsalatiga.ac.id/19446
http://e-repository.perpus.iainsalatiga.ac.id/19099
http://e-repository.perpus.iainsalatiga.ac.id/19467