Tips for you 31 ways to please your customers and increase your earning power

Tips for you 31 ways to please your customers and increase your earning power

書目詳細資料
主要作者: Bergmann, John F.
格式: 圖書
語言:English
出版: Boston, Mass. CBI Pub. c1979.
主題:
Customer service.
Tipping.
Golden rule.