Posner, K. A. (2010). Stalking the black swan: Research and decision making in a world of extreme volatility. Columbia Business School Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPosner, Kenneth A. Stalking the Black Swan: Research and Decision Making in a World of Extreme Volatility. New York: Columbia Business School Publishing, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPosner, Kenneth A. Stalking the Black Swan: Research and Decision Making in a World of Extreme Volatility. Columbia Business School Publishing, 2010.
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