Não informado. (1926). Journal of preventive medicine. John Mccormick Institute for Infectious Diseases.
Chicago-referens (17:e uppl.)Não informado. Journal of Preventive Medicine. Chicago, Ill: John Mccormick Institute for Infectious Diseases, 1926.
MLA-referens (8:e uppl.)Não informado. Journal of Preventive Medicine. John Mccormick Institute for Infectious Diseases, 1926.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.