Não informado. Missouri Veterinarian. Missouri University, School of Veterinary Medicine.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Missouri Veterinarian. Columbia, Mo: Missouri University, School of Veterinary Medicine.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Missouri Veterinarian. Missouri University, School of Veterinary Medicine.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.