The Early Church Fathers (38-volume set). Peabody, MA: Hendrickson, 1994.

Di Berardino, Angelo, ed. Encyclopedia of the Early Church. Translated by Adrian Walford. New York, NY: Oxford University Press, 1992. 

Douglas, J.D. Who’s Who in Christian History. Wheaton, IL: Tyndale,1992.

Dowley, Tim. The History of Christianity. Oxford, United Kingdom: Lion Publishers, 1990.

Ferguson, Everett, ed. Encyclopedia of Early Christianity. 2nd edition. New York, NY: Garland, 1997.

Freedman, David Noel, ed. Anchor Bible Dictionary. New York, NY: Doubleday, 1992.

Lane, Tony. Concise Book of Christian Faith. San Francisco, CA: Harper and Row, 1984.