Speech on the Occasion of the Celebration of the Twenty-First Anniversary of the United Nations Economic Commission for Africa by O. R. Tambo, Lusaka, 21 April 1979
… of UNECA, Dr. A. Adedeji; and ANC (SA) President, Mr. O.R. Tambo on the occasion of the celebration of the 21st … of the United Nations Economic Commission for Africa by O. R. Tambo, Lusaka, 21 April 1979 …