Cita APA (7a ed.)

Hurka, T. (2003). Virtue, vice, and value. Oxford University Press.

Cita Chicago Style (17a ed.)

Hurka, Thomas. Virtue, Vice, and Value. New York: Oxford University Press, 2003.

Cita MLA (9a ed.)

Hurka, Thomas. Virtue, Vice, and Value. Oxford University Press, 2003.