The Atman Project: A Transpersonal View of Human Development

by Ken Wilber; Quest Books (1996)

The Ego and the Dynamic Ground: A Transpersonal Theory of Human Development

by Michael Washburn; State University of New York Press (January 25, 1995)

Twelve Steps and Twelve Traditions

by Bill W.; AA World Services (February 10, 2002)

Terror and Triumph: The Nature of Black Religion

by Anthony P. Pinn; Augsburg Fortress Publishers (January 5, 2003)

The Road Less Traveled: A New Psychology of Love, Traditional Values and Spiritual Growth

by M. Scott Percy; Touchstone (September 15, 1988)

Dark Night of the Soul: A Classic in the Literature of Mysticism by St. John of the Cross

by Saint John of the Cross, E. Allison Peers (Editor, Translator); Image; Reprint edition (March 15, 2005)

Ascent of Mount Carmel: A Masterpiece in the Literature of Mysticism by St. John of the Cross

by Saint John of the Cross, E. Allison Peers (Editor, Translator); Dover Publications (December 9, 2008)

Journey By Heart: A Christology of Erotic Power

by Rita Nakashima Brock; Wipf & Stock Pub (November 17, 2008)