Não informado. (2001). Service and regulatory announcements. U.S. Department of Agriculture, Bureau of Animal Industry.
Style de citation Chicago (17e éd.)Não informado. Service and Regulatory Announcements. Washington: U.S. Department of Agriculture, Bureau of Animal Industry, 2001.
Style de citation MLA (8e éd.)Não informado. Service and Regulatory Announcements. U.S. Department of Agriculture, Bureau of Animal Industry, 2001.
Attention : ces citations peuvent ne pas être correctes à 100%.