Lua APA (7ú heag.)

Harford, T. (2010). Dear Undercover Economist (2nd.). John Wiley & Sons, Ltd.

Lua i Stíl Chicago (17ú heag.)

Harford, Tim. Dear Undercover Economist. 2nd. Chichester: John Wiley & Sons, Ltd, 2010.

Lua MLA (9ú heag.)

Harford, Tim. Dear Undercover Economist. 2nd. John Wiley & Sons, Ltd, 2010.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.