Ericksen, G. K. (1997). What's luck got to do with it?: Twelve entrepreneurs reveal the secrets behind their success. Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEricksen, Gregory K. What's Luck Got to Do with It?: Twelve Entrepreneurs Reveal the Secrets Behind Their Success. New York: Wiley, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEricksen, Gregory K. What's Luck Got to Do with It?: Twelve Entrepreneurs Reveal the Secrets Behind Their Success. Wiley, 1997.
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