Denny, R. (1994). Motivate to win. UBS.
Lua i Stíl Chicago (17ú heag.)Denny, Richard. Motivate to Win. New delhi: UBS, 1994.
Lua MLA (9ú heag.)Denny, Richard. Motivate to Win. UBS, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.