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  1. 1
    出版 1950
    Pretoria : Ministry of Health, Division of Nutrition and Health Education, [1950?]
    44 p. : ill. ; 25 cm.
  2. 2
    出版 1946
    Pretoria : Secretary for Health, Division of Nutrition and Health Education, [1946]
    11 p. : ill. ; 21 cm.
  3. 3
    出版 1950
    Pretoria : Ministerie van Gesondheid, Afdeling Voeding en Gesondheidsvoorligting, [1950?]
    44 p. : ill. ; 25 cm.

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