Gaya APA

Schaefer, D, B, D, D, M, S, &, S. (2007). Economics of Strategy (Edisi Keempat). : John Wiley & Sons, Inc..

Gaya MLA

Schaefer, David, Besanco,, David, Dranove,, Mark, Shanley, &, Scott. "Economics of Strategy". Edisi Keempat : John Wiley & Sons, Inc., 2007. Text.