APA (7th ed.) Citation

Carnegie, D. (1940). How to win friend and influences people (6ª ed.). Pocket Books.

Chicago Style (17th ed.) Citation

Carnegie, Dale. How to Win Friend and Influences People. 6ª ed. Pocket Books, 1940.

MLA (9th ed.) Citation

Carnegie, Dale. How to Win Friend and Influences People. 6ª ed. Pocket Books, 1940.

Warning: These citations may not always be 100% accurate.