– "Dante and Averroism." In Actas del V Congreso Internacional de Filosofia Medieval, vol. 2, pp. 739-46. Madrid: Editora Nacional, 1979. Collected Essays vol. 4, pp. 103-10.
– Ever Ancient, Ever New: Ruminations on the City, the Soul, and the Church. Vol. 4 of Collected Essays. Edited by Michael P. Foley. Lanham, Md.: Rowman and Littlefield, 2007.
– Dissent and Philosophy in the Middle Ages: Dante and His Precursors. Translated by Marc LePain. Lanham, Md.: Lexington Books, 2002. Originally published as Dissidence et philosophie au moyen âge: Dante et ses antécédents. Montreal: Bellarmin (1981).
– "Dante and Averroism." In Actas del V Congreso Internacional de Filosofia Medieval, vol. 2, pp. 739-46. Madrid: Editora Nacional, 1979. Collected Essays vol. 4, pp. 103-10.
– Ever Ancient, Ever New: Ruminations on the City, the Soul, and the Church. Vol. 4 of Collected Essays. Edited by Michael P. Foley. Lanham, Md.: Rowman and Littlefield, 2007.
– Dissent and Philosophy in the Middle Ages: Dante and His Precursors. Translated by Marc LePain. Lanham, Md.: Lexington Books, 2002. Originally published as Dissidence et philosophie au moyen âge: Dante et ses antécédents. Montreal: Bellarmin (1981).
– "Dante and Averroism." In Actas del V Congreso Internacional de Filosofia Medieval, vol. 2, pp. 739-46. Madrid: Editora Nacional, 1979. Collected Essays vol. 4, pp. 103-10.
– Ever Ancient, Ever New: Ruminations on the City, the Soul, and the Church. Vol. 4 of Collected Essays. Edited by Michael P. Foley. Lanham, Md.: Rowman and Littlefield, 2007.
– Dissent and Philosophy in the Middle Ages: Dante and His Precursors. Translated by Marc LePain. Lanham, Md.: Lexington Books, 2002. Originally published as Dissidence et philosophie au moyen âge: Dante et ses antécédents. Montreal: Bellarmin (1981).
– "Dante and Averroism." In Actas del V Congreso Internacional de Filosofia Medieval, vol. 2, pp. 739-46. Madrid: Editora Nacional, 1979. Collected Essays vol. 4, pp. 103-10.
– Ever Ancient, Ever New: Ruminations on the City, the Soul, and the Church. Vol. 4 of Collected Essays. Edited by Michael P. Foley. Lanham, Md.: Rowman and Littlefield, 2007.
– Dissent and Philosophy in the Middle Ages: Dante and His Precursors. Translated by Marc LePain. Lanham, Md.: Lexington Books, 2002. Originally published as Dissidence et philosophie au moyen âge: Dante et ses antécédents. Montreal: Bellarmin (1981).
– "Dante and Averroism." In Actas del V Congreso Internacional de Filosofia Medieval, vol. 2, pp. 739-46. Madrid: Editora Nacional, 1979. Collected Essays vol. 4, pp. 103-10.
– Ever Ancient, Ever New: Ruminations on the City, the Soul, and the Church. Vol. 4 of Collected Essays. Edited by Michael P. Foley. Lanham, Md.: Rowman and Littlefield, 2007.
– Dissent and Philosophy in the Middle Ages: Dante and His Precursors. Translated by Marc LePain. Lanham, Md.: Lexington Books, 2002. Originally published as Dissidence et philosophie au moyen âge: Dante et ses antécédents. Montreal: Bellarmin (1981).