http://e-repository.perpus.iainsalatiga.ac.id/15967
http://e-repository.perpus.iainsalatiga.ac.id/16313
http://e-repository.perpus.iainsalatiga.ac.id/15032
http://e-repository.perpus.iainsalatiga.ac.id/12041
http://e-repository.perpus.iainsalatiga.ac.id/11884
http://e-repository.perpus.iainsalatiga.ac.id/10872