Ralph McInerny. Ethica Thomistica: The Moral Philosophy of Thomas Aquinas. Rev. ed. Washington, D.C.: Catholic University of America Press, 1997.
Books
The Ethics of Saint Thomas Aquinas: Two Courses
I. T. Eschmann. The Ethics of Saint Thomas Aquinas: Two Courses. Edited by Edward A. Synan. Toronto: Pontifical Institute of Mediaeval Studies, 1997.
The Cambridge Companion to Aquinas
Norman Kretzmann and Eleonore Stump. The Cambridge Companion to Aquinas. New York: Cambridge University Press, 1993.
Aquinas on Human Action: A Theory of Practice.
Ralph McInerny. Aquinas on Human Action: A Theory of Practice. Washington, D.C.: Catholic University of America Press, 1992.
Rezeption und Interpretation der aristotelischen Politica im späten Mittelalter
Christoph Flüeler. Rezeption und Interpretation der aristotelischen Politica im späten Mittelalter. 2 vols. Amsterdam: B. R. Grüner, 1992.
The Thought of Thomas Aquinas
Brian Davies. The Thought of Thomas Aquinas. Oxford: Clarendon Press, 1992.
A Summa of the Summa
Peter Kreeft. A Summa of the Summa. San Francisco: Ignatius Press, 1990.
The Evolution of Medieval Thought
David Knowles. The Evolution of Medieval Thought. 2nd ed. London: New York, 1988.
Thomas Aquinas and Radical Aristotelianism
Fernand van Steenberghen. Thomas Aquinas and Radical Aristotelianism. Washington, D.C.: Catholic University of America Press, 1980.
Aquinas
Anthony Kenny. Aquinas. Oxford: Oxford University Press, 1980.