United States. Animal and Plant Health Inspection Service. Veterinary Services. Veterinary biological products: Licensees and permittees. The Services.
Chicago Style (17th ed.) CitationUnited States. Animal and Plant Health Inspection Service. Veterinary Services. Veterinary Biological Products: Licensees and Permittees. Hyattsville, Md.: The Services.
MLA (9th ed.) CitationUnited States. Animal and Plant Health Inspection Service. Veterinary Services. Veterinary Biological Products: Licensees and Permittees. The Services.
Warning: These citations may not always be 100% accurate.