http://e-repository.perpus.iainsalatiga.ac.id/16028
http://e-repository.perpus.iainsalatiga.ac.id/15913
http://e-repository.perpus.iainsalatiga.ac.id/16033
http://e-repository.perpus.iainsalatiga.ac.id/15931
http://e-repository.perpus.iainsalatiga.ac.id/15929
http://e-repository.perpus.iainsalatiga.ac.id/15911