Não informado. (1912). Tropical diseases bulletin. Bureau of Hygiene and Tropical Diseases.
Chicago-Zitierstil (17. Ausg.)Não informado. Tropical Diseases Bulletin. London: Bureau of Hygiene and Tropical Diseases, 1912.
MLA-Zitierstil (8. Ausg.)Não informado. Tropical Diseases Bulletin. Bureau of Hygiene and Tropical Diseases, 1912.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.