1-3 olah
http://e-repository.perpus.iainsalatiga.ac.id/8192
http://e-repository.perpus.iainsalatiga.ac.id/9843
http://e-repository.perpus.iainsalatiga.ac.id/9474
http://e-repository.perpus.iainsalatiga.ac.id/10708
http://e-repository.perpus.iainsalatiga.ac.id/10769