http://e-repository.perpus.iainsalatiga.ac.id/18387
http://e-repository.perpus.iainsalatiga.ac.id/18060
http://e-repository.perpus.iainsalatiga.ac.id/18672
http://e-repository.perpus.iainsalatiga.ac.id/18480
http://e-repository.perpus.iainsalatiga.ac.id/18435
http://e-repository.perpus.iainsalatiga.ac.id/18242