Porter, M. (1985). Competitive advantage. Free press.
Chicagoスタイル(17版)引用形式Porter, Michael. Competitive Advantage. New york: Free press, 1985.
MLA(9版)引用形式Porter, Michael. Competitive Advantage. Free press, 1985.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式