Não informado. (1921). Sanitation supplements of the tropical diseases bulletin. Bureau of Hygiene and Tropical Diseases.
Čikaški stil citiranja (17. izdanje)Não informado. Sanitation Supplements of the Tropical Diseases Bulletin. London: Bureau of Hygiene and Tropical Diseases, 1921.
MLA način citiranja (8. izdanje)Não informado. Sanitation Supplements of the Tropical Diseases Bulletin. Bureau of Hygiene and Tropical Diseases, 1921.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.