Citação APA (7ª ed.)

Não informado. (2001). Service and regulatory announcements. U.S. Department of Agriculture, Bureau of Animal Industry.

Citação do estilo Chicago (17ª ed.)

Não informado. Service and Regulatory Announcements. Washington: U.S. Department of Agriculture, Bureau of Animal Industry, 2001.

Citação MLA (8ª ed.)

Não informado. Service and Regulatory Announcements. U.S. Department of Agriculture, Bureau of Animal Industry, 2001.

警告：这些引文格式不一定是100％准确.