Front office functional competencies receive and place incoming telephone calls D1.HFO.CL2.09 Trainer Guide
- กรุงเทพมหานคร : Office of the permanent secretary ministry of tourism and sports, 2015.
- 62 p
- Front office functional competencies receive and place incoming telephone calls Trainer Guide Dark Blue Book .
9786162972652
Communications Telecommunication Office of the permanent secretary ministry of tourism and sports