http://e-repository.perpus.iainsalatiga.ac.id/10906
http://e-repository.perpus.iainsalatiga.ac.id/11093
http://e-repository.perpus.iainsalatiga.ac.id/10471
http://e-repository.perpus.iainsalatiga.ac.id/10821
http://e-repository.perpus.iainsalatiga.ac.id/10922
http://e-repository.perpus.iainsalatiga.ac.id/11079