APA (7e ed.) Bronvermelding

Não informado. (1981). Dairy and food sanitation. International Association of Milk, Food and Environmental Sanitarians.

Chicago (17e ed.) Bronvermelding

Não informado. Dairy and Food Sanitation. Ames, Iowa: International Association of Milk, Food and Environmental Sanitarians, 1981.

MLA (8e ed.) Bronvermelding

Não informado. Dairy and Food Sanitation. International Association of Milk, Food and Environmental Sanitarians, 1981.

Let op: Deze citaties zijn niet altijd 100% accuraat.