The Copperbelt University Open Access Catalogue Search for 'su:"INTERNATIONAL TRADE--STANDARDS"'

Data simplification and standardization for international trade: recommendation 34

New York: United Nations Economic Commission for Europe (UNECE) 2013 . v, 32p.: ill.

Geneva: United Nations Economic Commission for Europe (UNECE) 2018 . vii, 17p.:

Blantyre : United Nations, 1991 . 12 pages

Blantyre : United Nations, 1993 . 19 pages : illustrations

Blantyre : United Nations, 1992 . 16 pages : illustrations

Blantyre : United Nations, 1992 . 15 pages : illustrations

Blantyre : United Nations, 1991 . 22 pages : illustrations