Klosko, G. (2010). Political Obligations (NA.). Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Klosko, George. Political Obligations. NA. New York: Oxford University Press, 2010.
Lua MLA (9ú heag.)Klosko, George. Political Obligations. NA. Oxford University Press, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.