Não informado. (1989). Dairy, food and environmental sanitation. International Association of Milk, Food and Environmental Sanitarians.
Style de citation Chicago (17e éd.)Não informado. Dairy, Food and Environmental Sanitation. Ames, Iowa: International Association of Milk, Food and Environmental Sanitarians, 1989.
Style de citation MLA (8e éd.)Não informado. Dairy, Food and Environmental Sanitation. International Association of Milk, Food and Environmental Sanitarians, 1989.
Attention : ces citations peuvent ne pas être correctes à 100%.