http://e-repository.perpus.iainsalatiga.ac.id/13437
http://e-repository.perpus.iainsalatiga.ac.id/17469
http://e-repository.perpus.iainsalatiga.ac.id/17467
http://e-repository.perpus.iainsalatiga.ac.id/17525
http://e-repository.perpus.iainsalatiga.ac.id/19108
http://e-repository.perpus.iainsalatiga.ac.id/19013
http://e-repository.perpus.iainsalatiga.ac.id/19020