Gaya APA

Barney, J, B., Hesterly, W, S. (2008). Strategic Management and Competitive Advantage Concepts and Cases (Second Edition). New Jersey: Pearson Education.

Gaya MLA

Barney, Jay, B.., Hesterly, William, S.. "Strategic Management and Competitive Advantage Concepts and Cases". Second Edition New Jersey: Pearson Education, 2008. Text.