APA (7th ed.) Citation
Tutu, D., & Tutu, N. (1989). The words of Desmond Tutu. Newmarket Press.
Chicago Style (17th ed.) Citation
Tutu, Desmond, and Naomi Tutu. The Words of Desmond Tutu. New York: Newmarket Press, 1989.
MLA (9th ed.) Citation
Tutu, Desmond, and Naomi Tutu. The Words of Desmond Tutu. Newmarket Press, 1989.
Warning: These citations may not always be 100% accurate.