Não informado. (2003). Seminars in veterinary medicine and surgery (Small animal). W.B. Saunders.
Lua i Stíl Chicago (17ú heag.)Não informado. Seminars in Veterinary Medicine and Surgery (Small Animal). Philadelphia, Pa: W.B. Saunders, 2003.
Lua MLA (8ú heag.)Não informado. Seminars in Veterinary Medicine and Surgery (Small Animal). W.B. Saunders, 2003.
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