http://e-repository.perpus.iainsalatiga.ac.id/10948
http://e-repository.perpus.iainsalatiga.ac.id/11089
http://e-repository.perpus.iainsalatiga.ac.id/11375
http://e-repository.perpus.iainsalatiga.ac.id/12088
http://e-repository.perpus.iainsalatiga.ac.id/11841
http://e-repository.perpus.iainsalatiga.ac.id/12171