APA ציטוט

 Heil, G. (2006).  Employee management and customer service in the retail industry.  Wiley.

Trích dẫn kiểu Chicago

 Heil, Gary.  Employee Management and Customer Service in the Retail Industry.  Wiley, 2006.

ציטוט MLA

 Heil, Gary.  Employee Management and Customer Service in the Retail Industry.  Wiley, 2006.