http://e-repository.perpus.iainsalatiga.ac.id/12089
http://e-repository.perpus.iainsalatiga.ac.id/12131
http://e-repository.perpus.iainsalatiga.ac.id/8843
http://e-repository.perpus.iainsalatiga.ac.id/9020
http://e-repository.perpus.iainsalatiga.ac.id/8195
http://e-repository.perpus.iainsalatiga.ac.id/8328