Denny, R. (2002). Communicate to win. Kogan Page.
Lua i Stíl Chicago (17ú heag.)Denny, Richard. Communicate to Win. London ; New Delhi ; Philadelphia: Kogan Page, 2002.
Lua MLA (8ú heag.)Denny, Richard. Communicate to Win. Kogan Page, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.