Cita APA (7a ed.)

Barney, J. B. (2011). Gaining and sustaining competitive advantage (4th ed.). Pearson.

Cita Chicago Style (17a ed.)

Barney, Jay B. Gaining and Sustaining Competitive Advantage. 4th ed. Upper Saddle River, NJ: Pearson, 2011.

Cita MLA (8a ed.)

Barney, Jay B. Gaining and Sustaining Competitive Advantage. 4th ed. Pearson, 2011.