Martindale, Wayne; Root, Jerry (1990), The Quotable Lewis, Tyndale House, ISBN0-8423-5115-9
Sammons, Martha (1979), A Guide Through Narnia, Wheaton, Illinois: Harold Shaw, ISBN0-87788-325-4
Caughey, Shanna (2005), Revisiting Narnia: Fantasy, Myth and Religion in C. S. Lewis' Chronicles, Benbella Books, ISBN1-932100-63-6
Bacaan tambahan
Duriez, Colin (2004), A Field Guide to Narnia, InterVarsity Press, ISBN0-8308-3207-6
Ford, Paul F. (2005), Companion to Narnia, Revised Edition, SanFrancisco: Harper, ISBN0-06-079127-6
Lovell, Steven (2005), "Breaking the Spell of Skepticism: Puddleglum versus the Green Witch", dalam Gregory Bassham and Jerry L. Walls (ed.), The Chronicles of Narnia and Philosophy: The Lion, the Witch, and the Worldview, Chicago: Open Court, ISBN0-8126-9588-7
Wagner, Richard J. (2005), C. S. Lewis & Narnia For Dummies, For Dummies, ISBN0-7645-8381-6