Stany Zjednoczone. Department of Agriculture. Library & National Agricultural Library. Bibliography of Agriculture. US.Depart. of Agric. Library.
Style de citation Chicago (17e éd.)Stany Zjednoczone. Department of Agriculture. Library et National Agricultural Library. Bibliography of Agriculture. Washington [D.C.]: US.Depart. of Agric. Library.
Style de citation MLA (9e éd.)Stany Zjednoczone. Department of Agriculture. Library et National Agricultural Library. Bibliography of Agriculture. US.Depart. of Agric. Library.
Attention : ces citations peuvent ne pas être correctes à 100%.