South Africa. Dept. of Health. (1978). World pioneers in the field of health. Dept. of Health.
Citace podle Chicago (17th ed.)South Africa. Dept. of Health. World Pioneers in the Field of Health. Pretoria: Dept. of Health, 1978.
Citace podle MLA (8th ed.)South Africa. Dept. of Health. World Pioneers in the Field of Health. Dept. of Health, 1978.
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