Não informado. (1943). Health Education Journal. Central Council for Health Education.
Chicago (17e ed.) BronvermeldingNão informado. Health Education Journal. London: Central Council for Health Education, 1943.
MLA (8e ed.) BronvermeldingNão informado. Health Education Journal. Central Council for Health Education, 1943.
Let op: Deze citaties zijn niet altijd 100% accuraat.