APA (7th ed.) Citation

Tutu, D., Tutu, M. A., & Abrams, D. (2015). The book of forgiving: The fourfold path for healing ourselves and our world. William Collins.

Chicago Style (17th ed.) Citation

Tutu, Desmond, Mpho A. Tutu, and Douglas Abrams. The Book of Forgiving: The Fourfold Path for Healing Ourselves and Our World. London: William Collins, 2015.

MLA (9th ed.) Citation

Tutu, Desmond, et al. The Book of Forgiving: The Fourfold Path for Healing Ourselves and Our World. William Collins, 2015.