Michael E Porter. (2004). Competitive strategy: Techniques for analyzing industries and competitors. Free press.
Chicago Edition CitationMichael E Porter. Competitive Strategy: Techniques for Analyzing Industries and Competitors. New York: Free press, 2004.
MLA Edition CitationMichael E Porter. Competitive Strategy: Techniques for Analyzing Industries and Competitors. Free press, 2004.
Warning: These citations may not always be 100% accurate.