APA (7th ed.) Citation

Henrich, N., & Henrich, J. P. (2007). Why humans cooperate: A cultural and evolutionary explanation. Oxford University Press.

Chicago Style (17th ed.) Citation

Henrich, Natalie, and Joseph Patrick Henrich. Why Humans Cooperate: A Cultural and Evolutionary Explanation. Oxford ; New York: Oxford University Press, 2007.

MLA (9th ed.) Citation

Henrich, Natalie, and Joseph Patrick Henrich. Why Humans Cooperate: A Cultural and Evolutionary Explanation. Oxford University Press, 2007.

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