Gibson, R., & Robert Gibson. (2002). International business communication. New York, NY: HarperCollins.
Chicago Style CitationGibson, Robert, i Robert Gibson. International Business Communication. New York, NY: HarperCollins, 2002.
Cita MLAGibson, Robert, i Robert Gibson. International Business Communication. New York, NY: HarperCollins, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.