Kaczor, Christopher Robert. Proportionalism and the Natural Law Tradition. Washington, DC: Catholic University of America Press, 2002.
Kaczor, Christopher Robert. Proportionalism: For and Against. Milwaukee: Marquette University Press, 2000?
Kahler, Alfred and Ernest Hamburger. Education for an Industrial Age. Ithaca, N.Y.: Cornell University Press, 1948.
Kahler, Erich. Die Vernatwortung des Geistes. Frankfurt am Main: S. Fischer Verlag, 1952.
Kaiser, Christopher B. Creation and the History of Science. London: Marshall Pickering; Grand Rapids, MI: Eerdmans, 1991.
Kalinowski, Georges. L'Impossible Métaphysique. Paris: Beauchesne, 1981.
Kalinowski, Jerzy and Stefan Swiezawski. La Philosophie à l'Heure du Concile. Paris: Société d'Editions Internationales, 1965.
Kallen, Horace M. Cultural Pluralism and the American Idea: An Essay in Social Philosophy. Philadelphia: Univ. of Pennsylvania Press, 1956.
Kamens, Edward. The Three Jewels: a Study and Translation of Minamoto Tamenori's Sanboe. Ann Arbor: Center for Japanese Studies, University of Michigan, 1988.
Kaminski, Stanislaw, et al. Theory of Being. Lublin, Poland: TNKUL, 1980.
Kaminski, Stanislaw, Marian Kurdzialek, and Zofia J. Zdybicka, editors W 700 -- Lecie Smierci sw. Tomasza z Akwinu / Saint Thomas D'Aquin, pour le Septieme Centenaire de sa Mort: Essais d'actualisation de sa philosophie / Saint Thomas Aquinas 700th Anniversary of His Death: Modern Interpretation of His Philosophy. Lublin, Poland: TNKUL, 1977.
Kane, William H., O.P. Approach to Philosophy: Elements of Thomism. Baltimore, Maryland?: The Thomist Press, 1962.
Kanger, Stig and Sven Ohman, editors. Philosophy and Grammar: Papers on the Occasion of the Quincentennial of Uppsala University. Dordrect, Holland: D. Reidel, 1981.
Kant, Immanuel. Kant's Political Writings. Edited with an introduction and notes by Hans Reiss. Tanslated by H.B. Nisbet. Cambridge: Cambridge University Press, 1970.
Kant, Immanuel. Kants Werke, Akademie Textausgabe. Nine volumes in two. Berlin: De Gruyter, 1977.
Kant, Immanuel. Lectures on Philosophical Theology. Ithaca, N.Y.: Cornell University Press, 1978.
Kant, Immanuel. Metaphysical Foundations of Natural Science. Indianapolis, Ind.: Bobbs- Merrill Co., 1970.
Kant, Immanuel. Philosophical Writings. New York: Continuum, 1986.
Kant, Immanuel. Selected Pre- Critical Writings and Correspondence with Beck. New York: Barnes and Noble, 1968.
Kaplan, Jacob. Les Temps d'Épreuve: Sermons et Allocutions. Paris: Aux Éditions de Minuit, 1952.
Katz, Joseph, Philip Nochlin, and Robert Stover, eds. Writers on Ethics: Classical and Contemporary. Princeton, N.J.: D. Van Nostrand Company, 1962.
Katz, Robert. The Battle for Rome: the Germans, the Allies, the Partisans, and the Pope, September 1943 - June 1944. New York: Simon and Schuster, 2003.
Kaufman, Gordon D. God the Problem. Cambridge, MA: Harvard University Press, 1972.
Kaufmann, Walter Arnold, ed. Existentialism from Dostoevsky to Sartre. New York: Meridian Books, 1956.
Kaufmann, Walter. Critique of Religion and Philosophy. New York: Harper and Brothers, 1958.
Kaufmann, Walter. Nietzsche: Philosopher, Psychologist, Antichrist. Princeton, N.J.: Princeton University Press, 1950.
Kaufmann, Walter. Without Guilt and Justice: From Decidophobia to Autonomy. New York: Peter H. Wyden, 1973.
Kavanaugh, John F. Photographs by Mev Puleo Faces of Poverty, Faces of Christ. Maryknoll, N.Y.: Orbis Books, 1991.
Keefe, Donald J. Thomism and the Ontological Theology of Paul Tillich: a Comparison of Systems. Leiden: Brill, 1971.
Keefe, Donald J., S.J. Covenantal Theology: the Eucharistic Order of History. Novato, CA: Presidio Press, 1996.
Keeley, Michael. A Social- Contract Theory of Organizations. Notre Dame, Ind.: University of Notre Dame Press, 1988.
Kegley, Jacquelyn Ann K. Paul Tillich on Creativity. Lanham, Maryland: University Press of America, 1989.
Kellas, James G. The Scottish Political System. Cambridge and New York: Cambridge University PRess, 1975.
Kellenberger, James. Religious Discover, Faith, and Knowledge. Englewood Cliffs, N.J.: Prentice-Hall, Inc., 1972.
Keller, Helen. My Religion. New York:Swedenborg Foundation, 1960.
Kelly, George A., Msgr. Battle for the American Church (Revisited). San Francisco: Ignatius Press, 1995.
Kelly, George Anthony. Keeping the Church Catholic with John Paul II. New York: Doubleday, 1990.
Kelly, George Anthony. The Crisis of Authority: John Paul II and the American Bishops. Chicago: Regnery Gateway, 1982.
Kelly, George Anthony. The New Biblical Theorists: Raymond E. Brown and Beyond. Ann Arbor, MI: Servant Books, 1983.
Kelly, George Anthony. The Second Spring of the Church in America. South Bend, IN: St. Augustine's Press, 2000.
Kelly, Thomas R. A Testament of Devotion. New York: Harper and Brothers, 1941.
Kempis, Thomas a. The Imitation of Christ. Homebush, Australia: St. Paul Publications, 1992.
Kennedy, Leonard A., C.S.B. A Catalogue of Thomists, 1270-1900. Houston, Texas: Center for Thomistic Studies,, 1987.
Kennick, W. E. and Morris Lazerowitz. Metaphysics: Readings and Reappraisals. Englewood Cliffs, N.J.: Prentice-Hall, Inc., 1966.
Kenny, Anthony. Aquinas on Being. Oxford: Clarendon Press, 2005.
Kenny, Anthony. Aquinas on Mind. New York: Routledge, 1994.
Kent, Beverley. Charles S. Peirce: Logic and the Classification of the Sciences. Kingston, Canada: McGill- Queen's University Press, 1987.
Kermode, Frank. The Genesis of Secrecy: On the Interpretation of Narrative. Cambridge, Mass.: Harvard University Press, 1979.
Kertesz, Stephen D. Diplomacy in a Whirlpool: Hungary between Nazi Germany and Soviet Russia. Notre Dame, Ind.: University of Notre Dame Press, 1953.
Kessler, Herbert L. The Illustrated Bibles from Tours. Studies in manuscript illustration: no. 7. Princeton, NJ: Princeton University Press, 1977.
Ketner, Kenneth Laine, ed. Peirce and Contemporary Thought: Philosophical Inquiries. New York: Fordham University Press, 1995.
Kierkegaard, Soren. Concluding Unscientific Postscript. Princeton, N.J.: Princeton University Press for, 1944.
Kierkegaard, Soren. Fear and Trembling and The Sickness Unto Death. Princeton, N.J.: Princeton University Press, 1974.
Kierkegaard, Soren. Fear and Trembling. Princeton: Princeton University Press, 1941.
Kierkegaard, Soren. Fear and Trembling: A Dialectical Lyric. Princeton, N.J.: Princeton University Press, 1952.
Kierkegaard, Soren. La Difficulté d'être Chrétien. Presentation and choice of texts by Jacques Collete. Paris: Éditions du Cerf, 1964.
Kierkegaard, Soren. Philosophical Fragments / Johannes Climacus. Edited and Translated with Introduction and Notes by Howard V. Hong and Edna H. Hong. Princeton University Press, 1985.
Kierkegaard, Soren. Philosophical Fragments. Princeton: Princeton University Press; New York, American Scandinavian Foundation, 1936.
Kierkegaard, Soren. Soren Kierkegaard's Journals and Papers. Edited and translated by Howerd V. HOng and Edna H. Hong, assisted by Gregor Malantschuk. Bloomington: Indiana University Press, 1967-78.
Kierkegaard, Soren. The Difficulty of Being Christian. Texts edited and introduced by Jacques Colette. English version by Ralph M. McInerny and Leo Turcotte. Notre Dame: University of Notre Dame Press, 1968.
Kierkegaard, Soren. The Point of View for My Work as an Author; A Report to History, and Related Writings. New York: Harper, 1962.
Kierkegaard, Soren. Vie et Règne de l'Amour. Translated by Pierre Villadsen. Paris: Aubier, 1946.
Kilcourse, George. Ace of Freedoms: Thomas Merton's Christ. Notre Dame, Ind.: University of Notre Dame Press, 1993.
Kiley, John Cantwell. Self-rescue. New York: McGraw-Hill, 1977.
Kilpatrick, William Kirk. Psychological Seduction. London: James, 1983.
King, Martin Luther, Jr. Stride Toward Freedom: The Montgomery Story. New York: Harper and Brothers, 1958.
Kippley, John F. Sex and the Marriage Covenant: A Basis for Morality. Cincinnati, Ohio: The Couple to Couple League Int., 1991.
Kirch, Conradus, S.J. Enchiridion Fontium Historiae Ecclesiasticae Antiquae. Friburg: B. Herder, 1914.
Kirk, Russell. The Sword of the Imagination: Memoirs of a Half- Century Literary Conflict. Grand Rapids, Mich.: William B. Eerdmans Publishing, 1995.
Klauder, Francis J. A Philosophy Rooted in Love: The Dominant Themes in the Perennial Philosophy of St. Thomas Aquinas. Lanham, Maryland: University Press of America, 1994.
Klauder, Francis J., S.D.B. Aspects of the Thought of Teilhard de Chardin. North Quincy, Mass.: Christopher Publishing House, 1971.
Klein, Jacob. Greek Mathematical thought and the Origin of Algebra. Cambridge, Mass.: The MIT Press, 1968.
Klemke, E. D., Robert Hollinger, A. David Kline, editors. Introductory Readings in the Philosophy of Science. Buffalo: Prometheus Books, 1988.
Klibansky, Raymond, ed. Contemporary Philosophy: A Survey. Firenza: La Nuova Italia, 1968.
Klibansky, Raymond. The Continuity of the Platonic Tradition during the Middle Ages. Vol. I: Outlines of a Corpus Platonicum Medii Aevi. London: The Warburg Institute, 1981.
Klocker, Harry R. God and the Empiricists. Milwaukee: Bruce, 1968.
Klocker, Harry R., S.J. Thomism and Modern Thought. New York: Appleton- Century- Crofts, 1962.
Kloeden, W. von, et al. Kierkegaard's View of Christianity. Copenhagen: Reitzel, 1978.
Kloppenburg, Bonaventure, OFM. The People's Church. Translated by Matthew J. O'Connell. ~
Klubertanz, George P. Habits and Virtues. New York: Appleton- Century- Crofts, 1965.
Kneale, W.C. The Development of Logic. Oxford: Clarendon Press, 1962.
Knowles, David. Saints and Scholars: Twenty-five Medieval Portraits. Cambridge: Cambridge University Press, 1962.
Knowles, David. The Evolution of Medieval Thought. London: Longmans, 1962.
Knowles, David. The Religious Orders in England, 3 vols. Cambridge: Cambridge University Press, 1979.
Knox, Ronald. The Priestly Life: A Retreat. New York: Sheed and Ward, 1958.
Kobusch, Theo. Studien zur Philosophie des Hierokles von Alexandrien. Munich: Johannes Berchmans Verlag, 1976.
Koester, Helmut. Introduction to the New Testament. Vol. I: History, Culture and Religion of the Hellenistic Age. New York: Walter de Gruyter, 1987.
Koester, Helmut. Introduction to the New Testament. Vol. II: History and Literature of Early Christianity. New York: Walter de Gruyter, 1987.
Köhler, Wolfgang R., Wolfgang Kuhlmann, und Peter Rohs. Philosophie und Begründung. Frankfurt am Main: Suhrkamp Verlag, 1987.
Koistinen, Timo and Tommi Lehtonen, editors. Philosophical Studies in Religion, Metaphysics, and Ethics: Essays in Honour of Heikki Kirjavainen. Helsinki: Luther-Agricola-Society, 1997.
Kojève, Alexandre. Introduction to the Reading of Hegel: Lectures on the Phenomenology of Spirit. Ithaca, N.Y.: Cornell University Press, 1969.
Kolb, David. Postmodern Sophistications: Philosophy, Architecture, and Tradition. Chicago: University of Chicago Press, 1990.
Koterski, Joseph W., S.J., ed. Life and Learning XIII: Proceedings of the Thirteenth University Faculty for Life Conference at Georgetown University, 2003.
Kovach, Francis J., and Robert W. Shahan. Albert the Great: Commemorative Essays. Norman: University of Oklahoma Press, 1980.
Kowalski, Kazimierz, editor. Magister Thomas Doctor Communis Ksiega Pamiatkowa Miedzynarodowego Kongresu Filozofji Tomistiycznej w Poznaniu (38-30 Sierpnia 1934) Recueil des Conférences des Journées Internationales d'Études de Philosophie Thomiste a Poznan (28-30 Auot 1934). Gniezno: Sklad Glowny w Ksiegarni Sw. Wojciecha, 1935.
Koyré, Alexandre. Entretiens sur Descartes. New York: Brentano's, 1944.
Koyré, Alexandre. Galileo Studies. Atlantic Highlands, N.J.: Humanities Press, 1978.
Koys, Thomas R. The Ashes that Still Remain. Oak Lawn, IL: CMJ Marian Publishers, 2002.
Kramer, Hans. Platone e I Fondamenti della Metafisica. Milan: Vita e Pensiero, 1982.
Krapca, Mieczyslawa A. Wiernosc Rzeczywistosci Ksiega Pamiatkowa z okazji jubileuszu 50-lecia pracy naukowej na KUL. Lublin: Polskie Towarzystwo Tomasza Z Akwinu, 2001.
Krapiec, Mieczyslaw Albert. I-man: an Outline of Philosophical Anthropology. New Britain, CT: Mariel Publications, 1983.
Krausz, Michael, editor. Relativism: Interpretation and Confrontation. Notre Dame, Ind.: University of Notre Dame Press, 1989.
Krauth, Lothar. Die Philosophie Carnaps. New York: Springer, 1970.
Kreeft, Peter, editor. Summa of the Summa. San Francisco: Ignatius Press, 1990.
Kreeft, Peter. Angels (and Demons): What Do We Really Know About Them? San Francisco: Ignatius Press, 1995.
Kreeft, Peter. Christianity for Modern Pagans: Pascal's Pensées Edited, Outlined, and Explained. Selections from Pascal's Pensées translated by A.J. Krailsheimer. San Francisco: Ignatius Press, 1993.
Kreeft, Peter. Everything You Ever Wanted to Know About Heaven -- But Never Dreamed of Asking. San Francisco: Harper and Row, 1982.
Kreeft, Peter. The Snakebite letters: Devilishly Devious Secrets for Subverting Society as Taught in Tempter's Training School. San Francisco: Ignatius Press, 1993.
Kremer, René, C.SS.R. La Théorie de la Connaissance chez les Néo- Réalistes Anglais. Louvain: Institut Supérieur de Philosophie, 1928.
Kremer, René, C.SS.R. Le Néo- Réalisme Américain. Louvain: Institut de Philosophie, 1920.
Kretzmann, Norman and Eleonore Stump, editors. The Cambridge Companion to Aquinas McInerny, Ralph "Ethics," pp. 196-216. Cambridge: Cambridge University Press, 1993.
Kretzmann, Norman and Eleonore Stump, editors. The Cambridge Translations of Medieval Philosophical Texts. Vol. 1: Logic and the Philosophy of Language. Cambridge: Cambridge University Press, 1988.
Kretzmann, Norman, Anthony Kenny, and Jan Pinborg, editors. The Cambridge History of Later Medieval Philosophy. Cambridge: Cambridge University Press, 1988.
Kretzmann, Norman, editor. Infinity and Continuity in Ancient & Medieval Thought. Ithaca, N.Y.: Cornell University Press, 1982.
Kreyche, R. J. The Betrayal of Wisdom. Staten Island, N.Y.: Alba House, 1972.
Kreyche, Robert J. God and Contemporary Man. Milwaukee: Bruce, 1965.
Krieger, David J. The New Universalism: Foundations for a Global Theology. Maryknoll, N.Y.: Orbis Books, 1991.
Kritzeck and William H. Lewis, editors. Islam in Africa. New York: Van Nostrand - Reinhold Co., 1969.
Kritzeck, James, editor. Modern Islamic Literature: From 1800 to the Present. New York: Holt Rinehart and Winston, 1970.
Kritzeck, James. Ticket for Eternity: A Life of Sister Annella Zervas, O.S.B. Collegeville, MN: St. John's Abbey Press, 1957.
Kroeber, A. L. Anthropology: Race, Language, Culture, Psychology, Prehistory. New York: Harcourt, Brace and Co., 1948.
Kroeber, A. L. Style and Civilizations. Ithaca, N.Y.: Cornell University Press, 1957.
Kroeber, A. L. The Nature of Culture. Chicago: University of Chicago Press, 1952.
Krois, John Michael. Cassirer: Symbolic Forms and History. New Haven, Conn.: Yale University Press, 1987.
Krutch, Joseph Wood. Human Nature and the Human Condition. New York: Random House, 1959.
Krutch, Joseph Wood. Samuel Johnson. New York: Henry Holt and Co., 1944.
Krzesinski, André. Une Nouvelle Philosophie de l'Immanence. Paris: Librairie Félix Alcan, 1931.
Kung, Hans and Jurgen Moltmann, editors. Conflicts about the Holy Spirit. New York: Seabury Press, 1979.
Kurtz, Paul. Moral Problems in Contemporary Society: Essays in Humanistic Ethics. Englewood Cliffs, NJ: Prentice-Hall, 1969.
Kurz, P. Edelbert, O.F.M. Individuum und Gemeinschaft beim Hl. Thomas von Aquin. Munich: Verlag Josef Kosel and Friedrich Pustet, 1932.
Kuschel, Karl- Josef. Laughter: A Theological Reflection. New York: Continuum, 1994.