PRAYER FOR BEGINNERS -- Peter Kreeft

Cómo tomar decisiones: sabiduría práctica para cada día -- Peter Kreeft

Because God Is Real: Sixteen Questions, One Answer -- Peter Kreeft

Oxford Studies in Philosophy of Religion, Volume 1 (edited by Jonathan Kvanvig)

The Waning of Materialism (edited by Robert C. Koons and George Bealer)

Paradoxes of Belief and Strategic Rationality -- Robert C. Koons

Realism Regained - An Exact Theory of Causation, Teleology, and the Mind - Robert C. Koons