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

Happy Lies: How a Movement You (Probably) Never Heard Of Shaped Our Self-Obsessed World

The Ways of God

Knowing God

Questions on Love and Charity: Summa Theologiae, Secunda Secundae, Questions 23–46

Understanding the Iglesia Ni Cristo: What They Really Believe and How They Can Be Reached

Catena Aurea: Commentary on the Four Gospels, Collected Out of the Works of the Fathers, Volume II Gospel of St. Mark, Volume 2

The Doctrines That Divide: A Fresh Look at the Historic Doctrines That Separate Christians

Sermon-Conferences of St. Thomas Aquinas on the Apostles' Creed

Lady in Waiting: Becoming God's Best While Waiting for Mr. Right

On the Power of God

The Journey: Living by Faith in an Uncertain World

Summa Theologica, Part III (Tertia Pars)

Let's Do Theology: Resources for Contextual Theology; completely updated and revised, Edition 2

On Evil

Five Proofs of the Existence of God

Selected Writings

Why I Believe: Straight Answers to Honest Questions about God, the Bible, and Christianity

Catena Aurea, 8 Volumes: Commentary on the Four Gospels, Collected out of the Works of the Fathers

Scripture Alone: Exploring the Bible's Accuracy, Authority and Authenticity