Copper production in developing countries
Subtitle: report.
Contributors: United Nations Industrial Development Organization.
Series: [United Nations. Document] ID/80, ID/WG.74/16
Publisher: United Nations
Published: 1972
Place of publication: New York
Language: eng
Number of pages: 64
Subjects: Copper industry and trade -- Developing countries -- Congresses.
Notes: "United Nations publication. Sales no.: E.72.II.B.13."
At head of title: United Nations Industrial Development Organization, Vienna.