Não informado. (1936). Vital statistics: Special reports. National Center for Health Statistics.
Chicago-referens (17:e uppl.)Não informado. Vital Statistics: Special Reports. Washington: National Center for Health Statistics, 1936.
MLA-referens (8:e uppl.)Não informado. Vital Statistics: Special Reports. National Center for Health Statistics, 1936.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.