Nelson, S. R., & Aronson, M. (2008). Ain't nothing but a man: My quest to find the real John Henry. National Geographic.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNelson, Scott Reynolds, और Marc Aronson. Ain't Nothing but a Man: My Quest to Find the Real John Henry. Washington, D.C.: National Geographic, 2008.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNelson, Scott Reynolds, और Marc Aronson. Ain't Nothing but a Man: My Quest to Find the Real John Henry. National Geographic, 2008.
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