Não informado. (1997). Large Animal Practice. Veterinary Practice Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Large Animal Practice. Mission Viejo, Calif: Veterinary Practice Publishing, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Large Animal Practice. Veterinary Practice Publishing, 1997.
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