Tschohl, J. (1997). Achieving excellence through customer service. Jaico.
Chicago Style (17th ed.) CitationTschohl, John. Achieving Excellence Through Customer Service. Bombay: Jaico, 1997.
ציטוט MLATschohl, John. Achieving Excellence Through Customer Service. Jaico, 1997.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.