Não informado. (1989). Dairy, food and environmental sanitation. International Association of Milk, Food and Environmental Sanitarians.
Cita Chicago Style (17a ed.)Não informado. Dairy, Food and Environmental Sanitation. Ames, Iowa: International Association of Milk, Food and Environmental Sanitarians, 1989.
Cita MLA (8a ed.)Não informado. Dairy, Food and Environmental Sanitation. International Association of Milk, Food and Environmental Sanitarians, 1989.
Precaución: Estas citas no son 100% exactas.