Não informado. (1954). Children. Childrens Bureau, Department of Health, Education and Welfare.
Chicago-referens (17:e uppl.)Não informado. Children. Washington: Childrens Bureau, Department of Health, Education and Welfare, 1954.
MLA-referens (8:e uppl.)Não informado. Children. Childrens Bureau, Department of Health, Education and Welfare, 1954.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.