Blood, D. C. (1989). Veterinary medicine: A textbook of the diseases of cattle, sheep, pigs, and horses. London: Baillière Tindall.
Dyfyniad Arddull ChicagoBlood, D. C. Veterinary Medicine: A Textbook of the Diseases of Cattle, Sheep, Pigs, and Horses. London: Baillière Tindall, 1989.
Dyfyniad MLABlood, D. C. Veterinary Medicine: A Textbook of the Diseases of Cattle, Sheep, Pigs, and Horses. London: Baillière Tindall, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.