- The C. S. Lewis Bible by C. S. Lewis, 2010-10-26
- C.S. Lewis (Twayne's English Authors Series) by Joe R. Christopher, 1987-04
- Perelandra (Space Trilogy, Book 2) by C.S. Lewis, 2003-04-01
- The C.S. Lewis Index: A Comprehensive Guide to Lewis's Writings and Ideas by Janine Goffar, 1998-07
- The C.S. Lewis Encyclopedia: A Complete Guide to His Life, Thought, and Writings by Colin Duriez, 2000-02
- C S Lewis On Scripture by Michael J Christensen, 2002
- C.S. Lewis: The Signature Classics Audio Collection: The Problem of Pain, The Screwtape Letters, The Great Divorce, Mere Christianity by C. S. Lewis, 2005-10-01
- Finding the Landlord: A Guidebook to C.S. Lewis's Pilgrim's Regress by Kathryn Lindskoog, C. S. Lewis, 1997-12
- C. S. Lewis at the Breakfast Table and Other Reminiscences: New Edition by James T. Como, 1992-11-13
- The C.S. Lewis Hoax by Kathryn Ann Lindskoog, 1988-11
- The Discarded Image: An Introduction to Medieval and Renaissance Literature (Canto) by C. S. Lewis, 1994-08-26
- The C.S. Lewis Encyclopedia: A Complete Guide to His Life, Thought, and Writings by Colin Duriez, 2000-02
- Finding the Landlord: A Guidebook to C.S. Lewis's Pilgrim's Regress by Kathryn Lindskoog, C. S. Lewis, 1997-12
- C.S. Lewis (Modern Literature Series) by Margaret P. Hannay, 1981-07
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