Gaya APA

Locker, K, O., Kaczmarek, S, K. (2007). Business communication (Ed. 3). : McGraw-Hill.New York.

Gaya MLA

Locker, Kitty, O., Kaczmarek, Stephen, Kyo. "Business communication ". Ed. 3 : McGraw-Hill.New York, 2007. Koleksi World Bank.