Maxwell Dorothy. (2005). Phone Skills for the Information Age. American: Mc Graw Hill.
Chicago Style CitationMaxwell Dorothy. Phone Skills for the Information Age. American: Mc Graw Hill, 2005.
Cita MLAMaxwell Dorothy. Phone Skills for the Information Age. American: Mc Graw Hill, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.