http://e-repository.perpus.iainsalatiga.ac.id/18124
http://e-repository.perpus.iainsalatiga.ac.id/18748
http://e-repository.perpus.iainsalatiga.ac.id/18140
http://e-repository.perpus.iainsalatiga.ac.id/18266
http://e-repository.perpus.iainsalatiga.ac.id/18274
http://e-repository.perpus.iainsalatiga.ac.id/18799
http://e-repository.perpus.iainsalatiga.ac.id/18724