Não informado. (1943). Canadian Journal of Public Health. Canadian Public Health Association.
Chicago (17e ed.) BronvermeldingNão informado. Canadian Journal of Public Health. Ottawa: Canadian Public Health Association, 1943.
MLA (8e ed.) BronvermeldingNão informado. Canadian Journal of Public Health. Canadian Public Health Association, 1943.
Let op: Deze citaties zijn niet altijd 100% accuraat.