Thill, J. V. (2005). Excellence in business communication. New Jersey: Pearson.
Chicago Style aipamenaThill, John V. Excellence in Business Communication. New Jersey: Pearson, 2005.
MLA aipamenaThill, John V. Excellence in Business Communication. New Jersey: Pearson, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.