Gaya APA
L.Bovee, C., Thill, J, V. (2010).
Business communication today (1th.ed.).
Upper Saddle River, New Jersey:
Pearson Education.
Gaya MLA
L.Bovee, Courtland., Thill, John, V..
"Business communication today".
1th.ed.
Upper Saddle River, New Jersey:
Pearson Education,
2010.
Teks.