Katz, B. (2004). How to turn customer service into customer sales. Jaico.
シカゴスタイル引用形Katz, Bernard. How to Turn Customer Service into Customer Sales. New Delhi: Jaico, 2004.
MLA引用形式Katz, Bernard. How to Turn Customer Service into Customer Sales. Jaico, 2004.
警告: この引用は必ずしも正確ではありません.