Não informado. (2018). The Veterinary Clinics of North America. W.B. Saunders.
Lua i Stíl Chicago (17ú heag.)Não informado. The Veterinary Clinics of North America. Philadelphia, Pa: W.B. Saunders, 2018.
Lua MLA (8ú heag.)Não informado. The Veterinary Clinics of North America. W.B. Saunders, 2018.
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