Gaya APA

MBA, P, D, S, A. (2013). Strategic Managemen Sustainable Competitive Advantages (Ed. 2). Jakarta: Rajawali Pers.

Gaya MLA

MBA, Prof., Dr., Sofjan, Assauri,. "Strategic Managemen Sustainable Competitive Advantages". Ed. 2 Jakarta: Rajawali Pers, 2013. Text.