http://e-repository.perpus.iainsalatiga.ac.id/11531
http://e-repository.perpus.iainsalatiga.ac.id/11602
http://e-repository.perpus.iainsalatiga.ac.id/12041
http://e-repository.perpus.iainsalatiga.ac.id/12317
http://e-repository.perpus.iainsalatiga.ac.id/12314
http://e-repository.perpus.iainsalatiga.ac.id/12111