Chaturvedi, P. D. (2006). Business Communication. John Wiley & Sons.
Chicago Style aipamenaChaturvedi, P D. Business Communication. New Jersey: John Wiley & Sons, 2006.
MLA aipamenaChaturvedi, P D. Business Communication. John Wiley & Sons, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.