Lua APA (7ú heag.)
Hoover, J., & Sparkman, B. (2006). How to sell to an idiot: 12 steps to selling anything to anyone. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)
Hoover, John, agus Bill Sparkman. How to Sell to an Idiot: 12 Steps to Selling Anything to Anyone. Hoboken, N.J.: John Wiley & Sons, 2006.
Lua MLA (9ú heag.)
Hoover, John, agus Bill Sparkman. How to Sell to an Idiot: 12 Steps to Selling Anything to Anyone. John Wiley & Sons, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.