Style de citation APA (7e éd.)

PORTER MICHAEL E. (1985). COMPETITIVE ADVANTAGE: CREATING AND SUSTAINING SUPERIOR... FREE PRESS.

Style de citation Chicago (17e éd.)

PORTER MICHAEL E. COMPETITIVE ADVANTAGE: CREATING AND SUSTAINING SUPERIOR... NEW YORK: FREE PRESS, 1985.

Style de citation MLA (9e éd.)

PORTER MICHAEL E. COMPETITIVE ADVANTAGE: CREATING AND SUSTAINING SUPERIOR... FREE PRESS, 1985.