http://e-repository.perpus.iainsalatiga.ac.id/8442
http://e-repository.perpus.iainsalatiga.ac.id/9190
http://e-repository.perpus.iainsalatiga.ac.id/9202
http://e-repository.perpus.iainsalatiga.ac.id/9642
http://e-repository.perpus.iainsalatiga.ac.id/9887
http://e-repository.perpus.iainsalatiga.ac.id/9315