http://e-repository.perpus.iainsalatiga.ac.id/17677
http://e-repository.perpus.uinsalatiga.ac.id/id/eprint/17436
http://e-repository.perpus.iainsalatiga.ac.id/19177
http://e-repository.perpus.iainsalatiga.ac.id/18385
http://e-repository.perpus.iainsalatiga.ac.id/18216