Gaya APA

Pepall, L., George, I, R, D, J, I, N. (2005). Industrial organization: contemporary theory & practice . Ohio: Ohio: Thomson, 2005.

Gaya MLA

Pepall, Lynne., George, I., Richads,, Daniel, J, II., Norman,. "Industrial organization: contemporary theory & practice". Ohio: Ohio: Thomson, 2005, 2005. .