(1977). Food hygiene in catering establishments: Legislation and model regulations. World Health Organization.
Chicago-Zitierstil (17. Ausg.)Food Hygiene in Catering Establishments: Legislation and Model Regulations. Geneva: World Health Organization, 1977.
MLA-Zitierstil (9. Ausg.)Food Hygiene in Catering Establishments: Legislation and Model Regulations. World Health Organization, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.