http://e-repository.perpus.iainsalatiga.ac.id/13078
http://e-repository.perpus.iainsalatiga.ac.id/13497
http://e-repository.perpus.iainsalatiga.ac.id/13482
http://e-repository.perpus.iainsalatiga.ac.id/7805/
http://e-repository.perpus.iainsalatiga.ac.id/17384
http://e-repository.perpus.iainsalatiga.ac.id/17545
http://e-repository.perpus.iainsalatiga.ac.id/14097
http://e-repository.perpus.iainsalatiga.ac.id/13644