Sterne, J. (1996). Customer service on the Internet. John Wiley & sons.
Chicago Edition CitationSterne, Jim. Customer Service on the Internet. New York: John Wiley & sons, 1996.
Cita MLASterne, Jim. Customer Service on the Internet. John Wiley & sons, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.