Cita APA

PORTER MICHAEL E. (1980). COMPETITIVE STRATEGY TECHNIQUES. FREE PRESS.

Citación estilo Chicago

PORTER MICHAEL E. COMPETITIVE STRATEGY TECHNIQUES. LONDON: FREE PRESS, 1980.

Cita MLA

PORTER MICHAEL E. COMPETITIVE STRATEGY TECHNIQUES. FREE PRESS, 1980.

Warning: These citations may not always be 100% accurate.