Stephen J Ettinger. (1983). Textbook of veterinary internal medicine. v.2: Diseases of the dog and cat (2.). Philadeiphia.
Dyfyniad Arddull ChicagoStephen J Ettinger. Textbook of Veterinary Internal Medicine. V.2: Diseases of the Dog and Cat. 2. Philadeiphia, 1983.
Dyfyniad MLAStephen J Ettinger. Textbook of Veterinary Internal Medicine. V.2: Diseases of the Dog and Cat. 2. Philadeiphia, 1983.
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