United States. Dept. of Agriculture. Economic Research Service & United States. Dept. of Agriculture. Economic Research Service. International Economics Division. (1980). World indices of agricultural and food production. The Service.
Цитирование в стиле Чикаго (17-е изд.)United States. Dept. of Agriculture. Economic Research Service и United States. Dept. of Agriculture. Economic Research Service. International Economics Division. World Indices of Agricultural and Food Production. Washington, D.C.: The Service, 1980.
Цитирование MLA (8-е изд.)United States. Dept. of Agriculture. Economic Research Service и United States. Dept. of Agriculture. Economic Research Service. International Economics Division. World Indices of Agricultural and Food Production. The Service, 1980.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.