APA (7th ed.) Citation

Porter. (1990). The Competitive Advantage of Nations. The MacMillan Press Ltd.

Chicago Style (17th ed.) Citation

Porter. The Competitive Advantage of Nations. The MacMillan Press Ltd, 1990.

MLA (8th ed.) Citation

Porter. The Competitive Advantage of Nations. The MacMillan Press Ltd, 1990.

Warning: These citations may not always be 100% accurate.