Lua APA (7ú heag.)
Smith, P. G. (1998). Liberalism and affirmative obligation. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)
Smith, Patricia G. Liberalism and Affirmative Obligation. New York: Oxford University Press, 1998.
Lua MLA (9ú heag.)
Smith, Patricia G. Liberalism and Affirmative Obligation. Oxford University Press, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.