Não informado. (1974). Journal of Veterinary Medical Education. Association of American Veterinary Medical Colleges.
Chicago-referens (17:e uppl.)Não informado. Journal of Veterinary Medical Education. Washington: Association of American Veterinary Medical Colleges, 1974.
MLA-referens (8:e uppl.)Não informado. Journal of Veterinary Medical Education. Association of American Veterinary Medical Colleges, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.