Harvard Business Review. (1999). Harvard Business Review on Corporate Strategy. Harvard Business School Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHarvard Business Review. Harvard Business Review on Corporate Strategy. Boston: Harvard Business School Press, 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHarvard Business Review. Harvard Business Review on Corporate Strategy. Harvard Business School Press, 1999.
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