APA (7th ed.) Citation

Douglas, J. D., Comfort, P. W., & Mitchell, D. (1992). Who's who in Christian history. Tyndale House.

Chicago Style (17th ed.) Citation

Douglas, J. D., Philip Wesley Comfort, and Donald Mitchell. Who's Who in Christian History. Wheaton, Ill.: Tyndale House, 1992.

MLA (9th ed.) Citation

Douglas, J. D., et al. Who's Who in Christian History. Tyndale House, 1992.