Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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