APA (7th ed.) Citation

Wright, R. (2000). Nonzero: History, evolution and human cooperation. Abacus.

Chicago Style (17th ed.) Citation

Wright, Robert. Nonzero: History, Evolution and Human Cooperation. London: Abacus, 2000.

MLA (9th ed.) Citation

Wright, Robert. Nonzero: History, Evolution and Human Cooperation. Abacus, 2000.

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