http://e-repository.perpus.iainsalatiga.ac.id/12210
http://e-repository.perpus.iainsalatiga.ac.id/13241
http://e-repository.perpus.iainsalatiga.ac.id/13431
http://e-repository.perpus.iainsalatiga.ac.id/13691
http://e-repository.perpus.iainsalatiga.ac.id/14618
http://e-repository.perpus.iainsalatiga.ac.id/15196