Não informado. (1944). Harvard public health alumni bulletin. Harvard Public Health Alumni Association.
Chicago-referens (17:e uppl.)Não informado. Harvard Public Health Alumni Bulletin. Boston, Mass: Harvard Public Health Alumni Association, 1944.
MLA-referens (8:e uppl.)Não informado. Harvard Public Health Alumni Bulletin. Harvard Public Health Alumni Association, 1944.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.