Não informado. (1971). Philosophy and Public Affairs. Princeton University Press.
Lua i Stíl Chicago (17ú heag.)Não informado. Philosophy and Public Affairs. Baltimore, Md: Princeton University Press, 1971.
Lua MLA (8ú heag.)Não informado. Philosophy and Public Affairs. Princeton University Press, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.