De Anima

Cold-Case Christianity: A Homicide Detective Investigates the Claims of the Gospels

Summa Theologica (All Complete & Unabridged 3 Parts + Supplement & Appendix + interactive links and annotations)

The Cost of Discipleship

Rhetoric

Zealot: The Life and Times of Jesus of Nazareth

The Nicomachean Ethics

The Gnostic Bible: Revised and Expanded Edition

Aristotle's Dialectic: Topics, Sophistical Refutations, and Related Texts

Beyond Belief: The Secret Gospel of Thomas

The Art of Rhetoric

Becoming Divine: An Introduction to Deification in Western Culture

Poetics

What It Means to Be Protestant: The Case for an Always-Reforming Church

Nicomachean Ethics: Edition 3

A Concise History of the Catholic Church (Revised Edition)

Aristotle's Nicomachean Ethics

Signs of Life: 40 Catholic Customs and Their Biblical Roots

Physics

Challenging the Traditional Interpretations of Justification by Faith, Part 1