TY - BOOK ED - Office of the permanent secretary ministry of tourism and sports TI - Food & beverage service generic competencies develop and maintain food & beverage product knowledge: D1.HBS.CL5.02 Assessor Manual T2 - Food & beverage service generic competencies develop and maintain food & beverage product knowledge SN - 9786162971631 AV - H0294 PY - 2015/// CY - กรุงเทพมหานคร PB - Office of the permanent secretary ministry of tourism and sports KW - Trainee Manual KW - Develop and maintain food & beverage product knowledge ER -