APA (7th ed.) Citation

Pinker, S. (2011). The better angels of our nature: Why violence has declined. Viking.

Chicago Style (17th ed.) Citation

Pinker, Steven. The Better Angels of Our Nature: Why Violence Has Declined. New York: Viking, 2011.

MLA (8th ed.) Citation

Pinker, Steven. The Better Angels of Our Nature: Why Violence Has Declined. Viking, 2011.

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