http://e-repository.perpus.iainsalatiga.ac.id/11638
http://e-repository.perpus.iainsalatiga.ac.id/11863
http://e-repository.perpus.iainsalatiga.ac.id/11620
http://e-repository.perpus.iainsalatiga.ac.id/11531
http://e-repository.perpus.iainsalatiga.ac.id/10887
http://e-repository.perpus.iainsalatiga.ac.id/11081