Library, U. S. D. o. A. (1947). Bibliography of agriculture. Director of the Bureau of the Budget.
Style de citation Chicago (17e éd.)Library, United States. Department of Agriculture. Bibliography of Agriculture. Director of the Bureau of the Budget, 1947.
Style de citation MLA (9e éd.)Library, United States. Department of Agriculture. Bibliography of Agriculture. Director of the Bureau of the Budget, 1947.
Attention : ces citations peuvent ne pas être correctes à 100%.