Bonaventure, Giovanni, The Soul's Journey into God; The Tree of Life; The Life of St. Francis, translated by Ewert Cousins, Paulist Press, 1978.

Catherine of Genoa, Purgation and Purgatory; The Spiritual Dialogue, translated by Serge Hughes, Paulist Press, 1979.

Catherine of Siena, The Dialogue, translated by Suzanne Noffke, Paulist Press, 1980.

Cohn, Norman, The Pursuit of the Millennium: Revolutionary Millenarians and Mystical Anarchists of the Middle Ages, rev. and enl. ed., Temple Smith, 1970, pp. 148-86.

Dionysius the Areopagite, The Cloud of Unknowing, translated by Clifton Wolters, Penguin, 1970.

Dupré, Louis, and James A. Wiseman, eds., Light from Light: An Anthology of Christian Mysticism, Paulist Press, 1988, pp. 133-51, 238-51.

Eckhart, Meister, Breakthrough: Meister Eckhart's Creation Spirituality in New Translation, translated by Matthew Fox, Image Books, 1980.

—, Meister Eckhart: A Modern Translation, translated by Raymond B. Blakney, Harper & Row, 1941, p. 206.

—, Meister Eckhart: German Sermons and Treatises, translated by M. O'C. Walshe, Vol. 1, 1979, pp. 153-...