Cita APA (7a ed.)
Frey, B. S. (2018). Economics of Happiness. Springer International Publishing.
Cita Chicago Style (17a ed.)
Frey, Bruno S. Economics of Happiness. Cham: Springer International Publishing, 2018.
Cita MLA (9a ed.)
Frey, Bruno S. Economics of Happiness. Springer International Publishing, 2018.
Precaución: Estas citas no son 100% exactas.