APA (7th ed.) Citation

McCullum, H., & Tutu, D. (1995). The angels have left us: The Rwanda tragedy and the churches. The Risk book series.

Chicago Style (17th ed.) Citation

McCullum, Hugh, and Desmond Tutu. "The Angels Have Left Us: The Rwanda Tragedy and the Churches." The Risk Book Series 1995.

MLA (8th ed.) Citation

McCullum, Hugh, and Desmond Tutu. "The Angels Have Left Us: The Rwanda Tragedy and the Churches." The Risk Book Series, 1995.

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