Porter, M. E. (1998). Competitive advantage: Creating and sustaining superior performance : with a new introduction. New York: Free Press.
Citación estilo ChicagoPorter, Michael E. Competitive Advantage: Creating and Sustaining Superior Performance : With a New Introduction. New York: Free Press, 1998.
Cita MLAPorter, Michael E. Competitive Advantage: Creating and Sustaining Superior Performance : With a New Introduction. New York: Free Press, 1998.
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