Cita APA (7th ed.)
Frey, B. S., & Stutzer, A. (2002). Happiness and economics: How the economy and institutions affect well-being. Princeton University Press.
Cita Chicago (17th ed.)
Frey, Bruno S., i Alois Stutzer. Happiness and Economics: How the Economy and Institutions Affect Well-being. Princeton, N.J.: Princeton University Press, 2002.
Cita MLA (9th ed.)
Frey, Bruno S., i Alois Stutzer. Happiness and Economics: How the Economy and Institutions Affect Well-being. Princeton University Press, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.