240112 Porter, M. E. (1990). The competitive advantage of nations. New York : The Free Press.
Chicago Style (17th ed.) Citation240112 Porter, Michael E. The Competitive Advantage of Nations. New York : The Free Press, 1990.
MLA (9th ed.) Citation240112 Porter, Michael E. The Competitive Advantage of Nations. New York : The Free Press, 1990.
Warning: These citations may not always be 100% accurate.