Katz, B. (2004). How to turn customer service into customer sales. Jaico.
Chicago Edition CitationKatz, Bernard. How to Turn Customer Service into Customer Sales. New Delhi: Jaico, 2004.
MLA引文Katz, Bernard. How to Turn Customer Service into Customer Sales. Jaico, 2004.
警告:這些引文格式不一定是100%准確.