Jeffers, H. P. (2005). Freemasons: A history and exploration of the worlds oldest secret society. Citadel Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJeffers, Harry Paul. Freemasons: A History and Exploration of the Worlds Oldest Secret Society. New York: Citadel Press, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्रJeffers, Harry Paul. Freemasons: A History and Exploration of the Worlds Oldest Secret Society. Citadel Press, 2005.
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