Porter, M. E. (1998). Competitive advantage: Creating and sustaining superior performance : with a new introduction. Free Press.
Citação norma ChicagoPorter, Michael E. Competitive Advantage: Creating and Sustaining Superior Performance : With a New Introduction. New York: Free Press, 1998.
Citação norma MLAPorter, Michael E. Competitive Advantage: Creating and Sustaining Superior Performance : With a New Introduction. Free Press, 1998.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.