APA (7th ed.) Citation

Chesterton, G. K., & Ahlquist, D. (2011). In defense of sanity: The best essays of G.K. Chesterton. Ignatius Press.

Chicago Style (17th ed.) Citation

Chesterton, G. K., and Dale Ahlquist. In Defense of Sanity: The Best Essays of G.K. Chesterton. San Francisco, CA: Ignatius Press, 2011.

MLA (8th ed.) Citation

Chesterton, G. K., and Dale Ahlquist. In Defense of Sanity: The Best Essays of G.K. Chesterton. Ignatius Press, 2011.

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