Não informado. Annual report on child and youth welfare. United Nations, Department of Social Affairs.
Style de citation Chicago (17e éd.)Não informado. Annual Report on Child and Youth Welfare. Geneva, Suíça: United Nations, Department of Social Affairs.
Style de citation MLA (8e éd.)Não informado. Annual Report on Child and Youth Welfare. United Nations, Department of Social Affairs.
Attention : ces citations peuvent ne pas être correctes à 100%.