Bovâee, C. L., & Thill, J. V. Business communication essentials. Harlow, Essex: Pearson.
Chicago Style aipamenaBovâee, Courtland L., và John V. Thill. Business Communication Essentials. Harlow, Essex: Pearson.
MLA aipamenaBovâee, Courtland L., và John V. Thill. Business Communication Essentials. Harlow, Essex: Pearson.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.