Bowers Brent. (2007). Eight Patterns of Highly Effective Entrepreneurs. Currency Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBowers Brent. Eight Patterns of Highly Effective Entrepreneurs. New York: Currency Books, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBowers Brent. Eight Patterns of Highly Effective Entrepreneurs. Currency Books, 2007.
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