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.
ציטוט MLAKatz, Bernard. How to Turn Customer Service into Customer Sales. Jaico, 2004.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.