Cita APA (7a ed.)

Argyle, M. (2009). The psychology of happiness. Routledge.

Cita Chicago Style (17a ed.)

Argyle, Michael. The Psychology of Happiness. London [etc.]: Routledge, 2009.

Cita MLA (9a ed.)

Argyle, Michael. The Psychology of Happiness. Routledge, 2009.