McCusker, P. (2014). C. S. Lewis and Mere Christianity: The crisis that created a classic. Tyndale House Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcCusker, Paul. C. S. Lewis and Mere Christianity: The Crisis That Created a Classic. Carol Stream, Illinois: Tyndale House Publishers, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMcCusker, Paul. C. S. Lewis and Mere Christianity: The Crisis That Created a Classic. Tyndale House Publishers, 2014.
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