http://e-repository.perpus.iainsalatiga.ac.id/13695
http://e-repository.perpus.iainsalatiga.ac.id/13635
http://e-repository.perpus.iainsalatiga.ac.id/13797
http://e-repository.perpus.iainsalatiga.ac.id/13439
http://e-repository.perpus.iainsalatiga.ac.id/15117
http://e-repository.perpus.iainsalatiga.ac.id/15111