Mason, H. E. (1996). Moral dilemmas and moral theory. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Mason, H. E. Moral Dilemmas and Moral Theory. New York: Oxford University Press, 1996.
Lua MLA (8ú heag.)Mason, H. E. Moral Dilemmas and Moral Theory. Oxford University Press, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.