Não informado. (1951). Onderstepoort Journal of Veterinary Research. Director Division of Agriculture Information.
Chicago-referens (17:e uppl.)Não informado. Onderstepoort Journal of Veterinary Research. Pretoria, Africa do Sul: Director Division of Agriculture Information, 1951.
MLA-referens (8:e uppl.)Não informado. Onderstepoort Journal of Veterinary Research. Director Division of Agriculture Information, 1951.
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