D C Blood & J A Henderson. (1979). Veterinary medicine: A textbook of the adisases of cattle ,sheep,pigs and ahorses (5.). Bailliere Tindall.
Dyfyniad Arddull ChicagoD C Blood and J A Henderson. Veterinary Medicine: A Textbook of the Adisases of Cattle ,sheep,pigs and Ahorses. 5. Bailliere Tindall, 1979.
Dyfyniad MLAD C Blood and J A Henderson. Veterinary Medicine: A Textbook of the Adisases of Cattle ,sheep,pigs and Ahorses. 5. Bailliere Tindall, 1979.
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