http://e-repository.perpus.iainsalatiga.ac.id/14194
http://e-repository.perpus.iainsalatiga.ac.id/17599
http://e-repository.perpus.iainsalatiga.ac.id/18511
http://e-repository.perpus.iainsalatiga.ac.id/18820
http://e-repository.perpus.iainsalatiga.ac.id/18988
http://e-repository.perpus.iainsalatiga.ac.id/19349