Adams, T. (2004). The secrets of successful selling. Jaico.
Lua i Stíl Chicago (17ú heag.)Adams, Tony. The Secrets of Successful Selling. Mumbai: Jaico, 2004.
Lua MLA (9ú heag.)Adams, Tony. The Secrets of Successful Selling. Jaico, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.