APA (7th ed.) Citation

(2008). The 80/20 principle: The secret of achieving more with less. Doubleday Broadway Publishing.

Chicago Style (17th ed.) Citation

The 80/20 Principle: The Secret of Achieving More with Less. New York: Doubleday Broadway Publishing, 2008.

MLA (8th ed.) Citation

The 80/20 Principle: The Secret of Achieving More with Less. Doubleday Broadway Publishing, 2008.

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