Saunders Comprehensive Veterinary Dictionary. Ed 2 - D.C.Blood Obe; V.P. Studdert (Amsterdam Elsevier Academic Press, 1999)
D.C.Blood Obe & V.P. Studdert: Saunders Comprehensive Veterinary Dictionary. Ed 2. (2nd Ed) Amsterdam. Elsevier Academic Press, 1999. 0-7020-2442-2--(636.08903OBE)
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