Não informado. (1971). Veterinary Pathology. American College of Veterinary Pathologists.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Veterinary Pathology. Washington: American College of Veterinary Pathologists, 1971.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Veterinary Pathology. American College of Veterinary Pathologists, 1971.
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