United States. Dept. of Agriculture. Economic Research Service & United States. World Agricultural Outlook Board. (1995). Wheat yearbook. The Service.
Style de citation Chicago (17e éd.)United States. Dept. of Agriculture. Economic Research Service et United States. World Agricultural Outlook Board. Wheat Yearbook. Washington, DC: The Service, 1995.
Style de citation MLA (8e éd.)United States. Dept. of Agriculture. Economic Research Service et United States. World Agricultural Outlook Board. Wheat Yearbook. The Service, 1995.
Attention : ces citations peuvent ne pas être correctes à 100%.