http://e-repository.perpus.iainsalatiga.ac.id/17449
http://e-repository.perpus.iainsalatiga.ac.id/16666
http://e-repository.perpus.iainsalatiga.ac.id/17856
http://e-repository.perpus.iainsalatiga.ac.id/17447
http://e-repository.perpus.iainsalatiga.ac.id/17761
http://e-repository.perpus.iainsalatiga.ac.id/17585