Não informado. (1989). Dairy, food and environmental sanitation. International Association of Milk, Food and Environmental Sanitarians.
Chicagoスタイル(17版)引用形式Não informado. Dairy, Food and Environmental Sanitation. Ames, Iowa: International Association of Milk, Food and Environmental Sanitarians, 1989.
MLA(8版)引用形式Não informado. Dairy, Food and Environmental Sanitation. International Association of Milk, Food and Environmental Sanitarians, 1989.
警告: この引用は必ずしも正確ではありません.