(1897). Yearbook of the United States Department of Agriculture: научное издание.
Style de citation Chicago (17e éd.)Yearbook of the United States Department of Agriculture: научное издание. 1897.
Style de citation MLA (9e éd.)Yearbook of the United States Department of Agriculture: научное издание. 1897.
Attention : ces citations peuvent ne pas être correctes à 100%.