APA (7th ed.) Citation

Harford, T. (2009). Dear undercover economist: The very best letters from the Dear economist column. Little, Brown.

Chicago Style (17th ed.) Citation

Harford, Tim. Dear Undercover Economist: The Very Best Letters from the Dear Economist Column. London: Little, Brown, 2009.

MLA (8th ed.) Citation

Harford, Tim. Dear Undercover Economist: The Very Best Letters from the Dear Economist Column. Little, Brown, 2009.