APA (7th ed.) Citation

United States. Animal and Plant Health Inspection Service. (2003). Questions and answers about West Nile virus. U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service.

Chicago Style (17th ed.) Citation

United States. Animal and Plant Health Inspection Service. Questions and Answers About West Nile Virus. [Riverdale, Md.]: U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, 2003.

MLA (9th ed.) Citation

United States. Animal and Plant Health Inspection Service. Questions and Answers About West Nile Virus. U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, 2003.