Não informado. (1936). Child. Childrens Bureau, Department of Health, Education and Welfare.
Citação do estilo Chicago (17ª ed.)Não informado. Child. Washington: Childrens Bureau, Department of Health, Education and Welfare, 1936.
Citação MLA (8ª ed.)Não informado. Child. Childrens Bureau, Department of Health, Education and Welfare, 1936.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.