Outram. Four Fools in the Age of Reason. University of Virginia Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOutram. Four Fools in the Age of Reason. University of Virginia Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOutram. Four Fools in the Age of Reason. University of Virginia Press.
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