APA (7th ed.) Citation

Feldman, F. (2010). Wath is this thing called happiness? (Primera edición.). Oxford University Press.

Chicago Style (17th ed.) Citation

Feldman, Fred. Wath Is This Thing Called Happiness? Primera edición. New York: Oxford University Press, 2010.

MLA (8th ed.) Citation

Feldman, Fred. Wath Is This Thing Called Happiness? Primera edición. Oxford University Press, 2010.