APA (7th ed.) Citation

Tutu, D., & Allen, J. (2013). God is not a Christian: Speaking truth in times of crisis. Rider.

Chicago Style (17th ed.) Citation

Tutu, Desmond, and John Allen. God Is Not a Christian: Speaking Truth in Times of Crisis. London: Rider, 2013.

MLA (8th ed.) Citation

Tutu, Desmond, and John Allen. God Is Not a Christian: Speaking Truth in Times of Crisis. Rider, 2013.

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