Porter, M. 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. New York: Free Press, 2004.
ציטוט MLAPorter, Michael E. Competitive Advantage: Creating and Sustaining Superior Performance. Free Press, 2004.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.