William James. The Varieties of Religious Experience. London, 1902.
William James. The Will to Believe and other Essays. London, 1897.
—Principles of Psychology. London, 1901.
St. John of the Cross. The Ascent of Mount Carmel, trans. by David Lewis. London, 1906.
—The Dark Night of the Soul, trans. by David Lewis. London, 1908.
Sir Henry Jones and J.H. Muirhead. The Life and Philosophy of Edward Caird. Glasgow, 1921.
Rufus Jones. Studies in Mystical Religion. London, 1909.
—Spiritual Reformers in the Sixteenth and Seventeenth Centuries. London, 1914.
Julian of Norwich. Revelations of Divine Love, edited by Grace Warrack. London, 1901.
C.G. Jung. The Psychology of the Unconscious. London, 1916.