Citação norma APA

United Nations Industrial Development Organization. (1977). Information sources on the iron and steel industry. United Nations.

Citação norma Chicago

United Nations Industrial Development Organization. Information Sources on the Iron and Steel Industry. New York: United Nations, 1977.

Citação norma MLA

United Nations Industrial Development Organization. Information Sources on the Iron and Steel Industry. United Nations, 1977.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.