The Rise of Western Christendom: Triumph and Diversity, A.D. 200-1000, 2nd Edition (The Making of Europe)

The World of Late Antiquity: AD 150-750 (Library of World Civilization)

The New Testament: A Historical Introduction to the Early Christian Writings

From Jesus to Christ: The Origins of the New Testament Images of Christ, Second Edition

A Short History of the Middle Ages, Fourth Edition

The Inheritance of Rome: Illuminating the Dark Ages 400-1000 (The Penguin History of Europe)

The Spirit of Early Christian Thought: Seeking the Face of God

Through the Eye of a Needle: Wealth, the Fall of Rome, and the Making of Christianity in the West, 350-550 AD

The Christian Tradition: A History of the Development of Doctrine, Vol. 1: The Emergence of the Catholic Tradition (100-600)

The Crucifixion of the Warrior God: Volumes 1 & 2

Early Christian Fathers (Library of Christian Classics)