The following books have been recommended by the Catholics On Call young adult participants and the staff, students and faculty at Catholic Theological Union:

Confessions by Saint Augustine of Hippo. Translated by Henry Chadwick. (Oxford University Press.)

The Gift of Peace: Personal Reflections by Joseph Cardinal Bernardin (Chicago: Loyola Press, 1997.)

The Holy Way: Practices for a Simple Life by Paula Huston (Loyola Press, 2003.)

Open Mind, Open Heart by Thomas Keating (Continuum of International Publishing Group, 1994.)

Getting a Life: How to Find Your True Vocation by Renée LaReau (Orbis Books, 2003.)

Chronicles of Narnia by C.S. Lewis (Harper Collins, 2001.)

My Life with the Saints by James Martin (Loyola Press, 2007.)

The Monastic Journey by Thomas Merton (Liturgical Press, 2005.)

Also, New Seeds of Contemplation (New Directions Publishing Corporation, 1972.)

Spiritual Direction: Principles and Practices.  by Bishop Robert Morneau, (Crossroad Press, 1996.) The chapters on Principles of Prayer and Principles of Discernment are especially helpful.

Amazing Grace: A Vocabulary of Faith by Kathleen Norris (Riverhead Books, 1999.)

Also, The Cloister Walk (Riverhead Trade, 1997.)

With Burning Hearts: A Meditation on the Eucharistic Life by Henri Nouwen (Orbis, 2003.)

Also Life of the Beloved: Spiritual Living in a Secular World (Crossroad General Interest, 2002.)

What is the Point of Being a Christian? by Timothy Radcliffe, OP (Burns & Oates, 2006.)

On Prayer by Karl Rahner (Liturgical Press, 1993.)

Also, “The Eucharist and Our Daily Lives,” Theological Investigations, volume 7, pp. 211-228.

Quarterlife Crisis: the Unique Challenges of Life in Your Twenties by Alexandra Robbins and Abby Wilner (Tarcher/Putnam, 2002.)

Against An Infinite Horizon: The Finger of God in Our Everyday Lives by Ronald Rolheiser (Crossroad, 2001.)

Also, The Holy Longing: The Search for Christian Spirituality (Doubleday, 1999).

Mother Theresa: Come Be My Light by Mother Theresa (Doubleday, 2007.)

Walden by Henry D. Thoroeau (Signet Classics, 2004.)