Porter Michael E. (2004). Competitive advantage: Creating and sustaining superior performance. Free Press.
Chicago Style (17th ed.) CitationPorter Michael E. Competitive Advantage: Creating and Sustaining Superior Performance. Free Press, 2004.
MLA (8th ed.) CitationPorter Michael E. Competitive Advantage: Creating and Sustaining Superior Performance. Free Press, 2004.
Warning: These citations may not always be 100% accurate.