APA (7th ed.) Citation

Barrett, E., & Martin, P. (2016). Extreme: Why some people thrive at the limits. Oxford University Press.

Chicago Style (17th ed.) Citation

Barrett, Emma, and Paul Martin. Extreme: Why Some People Thrive at the Limits. Oxford: Oxford University Press, 2016.

MLA (9th ed.) Citation

Barrett, Emma, and Paul Martin. Extreme: Why Some People Thrive at the Limits. Oxford University Press, 2016.