APA (7th ed.) Citation

Porter, M. E. (1998). The competitive advantage of nations: With a new introduction (New ed.). MacMillan.

Chicago Style (17th ed.) Citation

Porter, Michael E. The Competitive Advantage of Nations: With a New Introduction. New ed. London: MacMillan, 1998.

MLA (9th ed.) Citation

Porter, Michael E. The Competitive Advantage of Nations: With a New Introduction. New ed. MacMillan, 1998.