Não informado. (2008). Organization, activities and results up to .. Rockefeller Commission for the Eradication of Hookworm Disease.
Čikaški stil citiranja (17. izdanje)Não informado. Organization, Activities and Results Up to .. Washington: Rockefeller Commission for the Eradication of Hookworm Disease, 2008.
MLA način citiranja (8. izdanje)Não informado. Organization, Activities and Results Up to .. Rockefeller Commission for the Eradication of Hookworm Disease, 2008.
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