Styl cytowania APA

Barney, J. B. . .. (2009). Gaining and sustaining competitive advantage (3rd ed.). PHI Learning Pvt. Ltd..

Styl cytowania Chicago

Barney, Jay B. Gaining and Sustaining Competitive Advantage. 3rd ed. New Delhi: PHI Learning Pvt. Ltd., 2009.

Styl cytowania MLA

Barney, Jay B. Gaining and Sustaining Competitive Advantage. 3rd ed. PHI Learning Pvt. Ltd., 2009.