Não informado. (1951). Onderstepoort Journal of Veterinary Research. Department of Agriculture and Water Supply.
Chicago-referens (17:e uppl.)Não informado. Onderstepoort Journal of Veterinary Research. Pretoria, Africa do Sul: Department of Agriculture and Water Supply, 1951.
MLA-referens (8:e uppl.)Não informado. Onderstepoort Journal of Veterinary Research. Department of Agriculture and Water Supply, 1951.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.