http://e-repository.perpus.iainsalatiga.ac.id/17457
http://e-repository.perpus.iainsalatiga.ac.id/17796
http://e-repository.perpus.iainsalatiga.ac.id/18404
http://e-repository.perpus.iainsalatiga.ac.id/18022
http://e-repository.perpus.iainsalatiga.ac.id/18213
http://e-repository.perpus.iainsalatiga.ac.id/19369