Não informado. (1945). Epidemiological information bulletin. United Nations, Relief and Rehabilitation Administration, Health Division.
Chicago-referens (17:e uppl.)Não informado. Epidemiological Information Bulletin. Washington: United Nations, Relief and Rehabilitation Administration, Health Division, 1945.
MLA-referens (8:e uppl.)Não informado. Epidemiological Information Bulletin. United Nations, Relief and Rehabilitation Administration, Health Division, 1945.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.