Geisst, C. R. Wheels of fortune: The history of speculation from scandal to respectability.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGeisst, Charles R. Wheels of Fortune: The History of Speculation from Scandal to Respectability.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGeisst, Charles R. Wheels of Fortune: The History of Speculation from Scandal to Respectability.
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