APA (7th ed.) Citation

Ury, W. L. (2000). The Third Side. Penguin Books.

Chicago Style (17th ed.) Citation

Ury, William L. The Third Side. Penguin Books, 2000.

MLA (9th ed.) Citation

Ury, William L. The Third Side. Penguin Books, 2000.

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