Carnegie, D. (1981). How to win friends and influence people (Rev. ed.). Pocket Books.
Lua i Stíl Chicago (17ú heag.)Carnegie, Dale. How to Win Friends and Influence People. Rev. ed. New York: Pocket Books, 1981.
Lua MLA (9ú heag.)Carnegie, Dale. How to Win Friends and Influence People. Rev. ed. Pocket Books, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.