Lewis, C. S. (1944). The pilgrim's regress: An allegorical apology for Christianity, reason, and romanticism. Wm. B. Ferdmans Publishing Company.
Chicago Style (17th ed.) CitationLewis, Clive Staples. The Pilgrim's Regress: An Allegorical Apology for Christianity, Reason, and Romanticism. Gran Rapids, Michigan: Wm. B. Ferdmans Publishing Company, 1944.
MLA (9th ed.) CitationLewis, Clive Staples. The Pilgrim's Regress: An Allegorical Apology for Christianity, Reason, and Romanticism. Wm. B. Ferdmans Publishing Company, 1944.
Warning: These citations may not always be 100% accurate.