http://e-repository.perpus.iainsalatiga.ac.id/10755
http://e-repository.perpus.iainsalatiga.ac.id/11093
http://e-repository.perpus.iainsalatiga.ac.id/11365
http://e-repository.perpus.iainsalatiga.ac.id/11300
http://e-repository.perpus.iainsalatiga.ac.id/10968
http://e-repository.perpus.iainsalatiga.ac.id/12086