http://e-repository.perpus.iainsalatiga.ac.id/19109
http://e-repository.perpus.iainsalatiga.ac.id/19017
http://e-repository.perpus.iainsalatiga.ac.id/19016
http://e-repository.perpus.iainsalatiga.ac.id/19929
http://e-repository.perpus.iainsalatiga.ac.id/18895
http://e-repository.perpus.iainsalatiga.ac.id/19624