Klingemann, H., & Fuchs, D. (1995). Citizens and the state. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Klingemann, Hans-Dieter, agus Dieter Fuchs. Citizens and the State. Oxford: Oxford University Press, 1995.
Lua MLA (9ú heag.)Klingemann, Hans-Dieter, agus Dieter Fuchs. Citizens and the State. Oxford University Press, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.