- Agnosticism and Christianity and Other Essays (Great Mind Series) by Thomas Henry Huxley, 1992-08
- 50 Reasons People Give for Believing in a God by Guy P. Harrison, 2008-02-28
- Agnosticism by Robert Flint, 2007-07-25
- Why I Became an Atheist: A Former Preacher Rejects Christianity by John W. Loftus, 2008-02-28
- Agnosticism by Thomson Jay Hudson, 2005-12-30
- The Higher Agnosticism by Frederic Henry Balfour, 2007-07-25
- The Simplest Path to Personal and Planetary Awakening, Step One: FREE YOUR MIND: 10 Keys for Unlocking Your Personal Potential, Achieving Spiritual Awakening, ... of Humanity's Ultimate Cosmic Destiny by Vincent Casspriano Jr., 2006-11-01
- The Origins of Agnosticism by Bernard Lightman, 1987-06-01
- 10 Questions & Answers on Atheism & Agnosticism - 10 Pack (10 Questions and Answers Pamphlets & Powerpoints) by Paul Carden, Norman L. Geisler, et all 2006-02-21
- Agnosticism and Anecdotes by Bronislav Ruben Mehl, 1991-08
- Beyond Agnosticism: A Book for Tired Mechanists by Bernard Iddings Bell, 2006-10-17
- Agnosticism: Sermons (1891) by Alfred Williams Momerie, 2007-11-03
- Agnosticism and other sermons preached in St. Peter's, Cranley gardens, 1883-4, by Alfred Williams Momerie, 1884
- Agnosticism Is Also Faith by George G. Strem, 1986-06
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