APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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