Não informado. (1944). Harvard public health alumni bulletin. Harvard Public Health Alumni Association.
Chicago (17e ed.) BronvermeldingNão informado. Harvard Public Health Alumni Bulletin. Boston, Mass: Harvard Public Health Alumni Association, 1944.
MLA (8e ed.) BronvermeldingNão informado. Harvard Public Health Alumni Bulletin. Harvard Public Health Alumni Association, 1944.
Let op: Deze citaties zijn niet altijd 100% accuraat.