The Thought of Thomas Aquinas

Knowing God

Thomas Aquinas's Summa Theologiae: A Guide and Commentary

Beyond Form Criticism: Essays in Old Testament Literary Criticism

Thinking About God

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

Thomas Aquinas: A Very Brief History

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

Thomas Aquinas's Summa Contra Gentiles: A Guide and Commentary

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

The Reality of God and the Problem of Evil

The Journey: Living by Faith in an Uncertain World

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

Taking God Seriously: Two Different Voices

Five Proofs of the Existence of God

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

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

Symbols of Church and Kingdom: A Study in Early Syriac Tradition

An Introduction to Catholicism

100 Answers to the Most Uncommon 100 Questions