Não informado. (1942). Monthly bulletin of the Ministry of Health and the Public Health Laboratory Service. Ministry of Health, Public Health Laboratory Service.
Chicago-referens (17:e uppl.)Não informado. Monthly Bulletin of the Ministry of Health and the Public Health Laboratory Service. London: Ministry of Health, Public Health Laboratory Service, 1942.
MLA-referens (8:e uppl.)Não informado. Monthly Bulletin of the Ministry of Health and the Public Health Laboratory Service. Ministry of Health, Public Health Laboratory Service, 1942.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.