Não informado. (1944). Harvard public health alumni bulletin. Harvard Public Health Alumni Association.
Style de citation Chicago (17e éd.)Não informado. Harvard Public Health Alumni Bulletin. Boston, Mass: Harvard Public Health Alumni Association, 1944.
Style de citation MLA (8e éd.)Não informado. Harvard Public Health Alumni Bulletin. Harvard Public Health Alumni Association, 1944.
Attention : ces citations peuvent ne pas être correctes à 100%.