Não informado. (1978). Veterinary surgery. American College of Veterinary Surgeons.
Chicago-Zitierstil (17. Ausg.)Não informado. Veterinary Surgery. Philadelphia, Pa: American College of Veterinary Surgeons, 1978.
MLA-Zitierstil (8. Ausg.)Não informado. Veterinary Surgery. American College of Veterinary Surgeons, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.