Porter, M. E. (1985). Competitive advantage: Creating and sustaining superior performance. The Free Press.
Chicagoスタイル(17版)引用形式Porter, Michael E. Competitive Advantage: Creating and Sustaining Superior Performance. New York: The Free Press, 1985.
MLA(9版)引用形式Porter, Michael E. Competitive Advantage: Creating and Sustaining Superior Performance. The Free Press, 1985.
警告: この引用は必ずしも正確ではありません.