APA(7版)引用形式

PORTER MICHAEL E. (1998). COMPETITIVE STRATEGY: TECHNIQUES FOR ANALYZING INDU AND COMPETITORS. FREE PRESS.

Chicagoスタイル(17版)引用形式

PORTER MICHAEL E. COMPETITIVE STRATEGY: TECHNIQUES FOR ANALYZING INDU AND COMPETITORS. NEW YORK: FREE PRESS, 1998.

MLA(9版)引用形式

PORTER MICHAEL E. COMPETITIVE STRATEGY: TECHNIQUES FOR ANALYZING INDU AND COMPETITORS. FREE PRESS, 1998.

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