Não informado. (2018). Progress in Swine Practice. American Veterinary Publications.
Lua i Stíl Chicago (17ú heag.)Não informado. Progress in Swine Practice. Wheaton, Ill: American Veterinary Publications, 2018.
Lua MLA (8ú heag.)Não informado. Progress in Swine Practice. American Veterinary Publications, 2018.
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