Gaya APA

Bovee, C, L., Thill, J, V. (2005). Business communication today (8th ed). : Prentice Hall.New Jersey.

Gaya MLA

Bovee, Courtland, L., Thill, John, V.. "Business communication today ". 8th ed : Prentice Hall.New Jersey, 2005. Koleksi World Bank.