Não informado. (1954). Children. Childrens Bureau, Department of Health, Education and Welfare.
Chicago (17e ed.) BronvermeldingNão informado. Children. Washington: Childrens Bureau, Department of Health, Education and Welfare, 1954.
MLA (8e ed.) BronvermeldingNão informado. Children. Childrens Bureau, Department of Health, Education and Welfare, 1954.
Let op: Deze citaties zijn niet altijd 100% accuraat.