National food review Economics, Statistics, and Cooperatives Service, U.S. Department of Agriculture. [electronic resource].
Цитирование в стиле Чикаго (17-е изд.)National Food Review Economics, Statistics, and Cooperatives Service, U.S. Department of Agriculture. [electronic Resource].
Цитирование MLA (9-е изд.)National Food Review Economics, Statistics, and Cooperatives Service, U.S. Department of Agriculture. [electronic Resource].
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.