Cita APA (7th ed.)

Akerlof, G. A. (2009). Animal Spirits. Penguin Books Ltd.

Cita Chicago (17th ed.)

Akerlof, George A. Animal Spirits. London: Penguin Books Ltd, 2009.

Cita MLA (9th ed.)

Akerlof, George A. Animal Spirits. Penguin Books Ltd, 2009.