APA(7版)引用形式

Porter, M. E. (1980). Competitive strategy: techniques for analyzing: Industries and competitors. Collier Macmillan.

Chicagoスタイル(17版)引用形式

Porter, Michael E. Competitive Strategy: Techniques for Analyzing: Industries and Competitors. London: Collier Macmillan, 1980.

MLA(9版)引用形式

Porter, Michael E. Competitive Strategy: Techniques for Analyzing: Industries and Competitors. Collier Macmillan, 1980.

警告: この引用は必ずしも正確ではありません.