APA (7th ed.) Citation

Sumner, L. (1996). Welfare, happiness, and ethics (Primera edición.). Oxford University Press.

Chicago Style (17th ed.) Citation

Sumner, L.W. Welfare, Happiness, and Ethics. Primera edición. New York: Oxford University Press, 1996.

MLA (8th ed.) Citation

Sumner, L.W. Welfare, Happiness, and Ethics. Primera edición. Oxford University Press, 1996.