Fortune Books. (2006). Secrets of greatness: Advice from the world's top CEO's and entrepreneurs. Time Inc.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFortune Books. Secrets of Greatness: Advice from the World's Top CEO's and Entrepreneurs. New York: Time Inc, 2006.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFortune Books. Secrets of Greatness: Advice from the World's Top CEO's and Entrepreneurs. Time Inc, 2006.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.