Não informado. (1912). Tropical diseases bulletin. Bureau of Hygiene and Tropical Diseases.
Citace podle Chicago (17th ed.)Não informado. Tropical Diseases Bulletin. London: Bureau of Hygiene and Tropical Diseases, 1912.
Citace podle MLA (8th ed.)Não informado. Tropical Diseases Bulletin. Bureau of Hygiene and Tropical Diseases, 1912.
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