@book{830055,
	author = {Office of the permanent secretary ministry of tourism and sports},
	title = {Food production generic competencies promte products and services to customers},
	publisher = {Office of the permanent secretary ministry of tourism and sports,},
	year = {2015.},
	series = {Food production generic competencies promte products and services to customers},
	address = {กรุงเทพมหานคร :}
}