Food production generic competencies communicate in english on the telephone D1.LAN.CL10.04 Assessor Manual
- กรุงเทพมหานคร : Office of the permanent secretary ministry of tourism and sports, 2015.
- 50 หน้า
- Food production generic competencies communicate in english on the telephone Assessor Manual Pink Book .
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Communication--English language Assessor Manual Office of the permanent secretary ministry of tourism and sports English communication on the phone