Schaeffer, F. A. (2005). How should we then live?: The rise and decline of western thought and culture (L'Abri 50th anniversary ed.). Crossway Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchaeffer, Francis A. How Should We Then Live?: The Rise and Decline of Western Thought and Culture. L'Abri 50th anniversary ed. Wheaton, Ill.: Crossway Books, 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSchaeffer, Francis A. How Should We Then Live?: The Rise and Decline of Western Thought and Culture. L'Abri 50th anniversary ed. Crossway Books, 2005.
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