Carnegie, D. (1981). How to win friends and influence people (Rev. ed.). National Book Store.
Chicago-referens (17:e uppl.)Carnegie, Dale. How to Win Friends and Influence People. Rev. ed. Manila: National Book Store, 1981.
MLA-referens (9:e uppl.)Carnegie, Dale. How to Win Friends and Influence People. Rev. ed. National Book Store, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.