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

Xehetasun bibliografikoak
Egile nagusia: Bergmann, John F.
Formatua: Liburua
Hizkuntza:English
Argitaratua: Boston, Mass. CBI Pub. c1979.
Gaiak:
Customer service.
Tipping.
Golden rule.