Não informado. (1987). Companion animal practice. Veterinary Practice Publishing.
Style de citation Chicago (17e éd.)Não informado. Companion Animal Practice. Santa Barbara, Calif: Veterinary Practice Publishing, 1987.
Style de citation MLA (8e éd.)Não informado. Companion Animal Practice. Veterinary Practice Publishing, 1987.
Attention : ces citations peuvent ne pas être correctes à 100%.