Greenhalgh, L. (2001). Managing strategic relationships: The key to business success. Free Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGreenhalgh, Leonard. Managing Strategic Relationships: The Key to Business Success. New York: Free Press, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGreenhalgh, Leonard. Managing Strategic Relationships: The Key to Business Success. Free Press, 2001.
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