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

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Summa Theologica: Complete 3 Parts, with Supplement & Appendix

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

Summa Theologica, Part III (Tertia Pars)

On Evil

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SUMMA THEOLOGICA: Including supplement, appendix, interactive links and annotations

On the Power of God

Summa Theologica

Summa Theologica, Part II-II (Secunda Secundae)

Selected Writings

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The Treatise on Human Nature: Summa Theologiae 1a 75-89

The 'Summa Theologica' of St. Thomas Aquinas: Part 1, Questions L-LXXIV

The Treatise on Human Nature: Summa Theologiae 1a 75-89

Aquinas: Basic Works

Commentary on Aristotle's Politics