Johnson, D. G. (1981). Food and agricultural policy for the 1980s. American Enterprise Institute for Public Policy Research.
Цитирование в стиле Чикаго (17-е изд.)Johnson, D. Gale. Food and Agricultural Policy for the 1980s. Washington: American Enterprise Institute for Public Policy Research, 1981.
Цитирование MLA (9-е изд.)Johnson, D. Gale. Food and Agricultural Policy for the 1980s. American Enterprise Institute for Public Policy Research, 1981.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.