text n New York United Nations 1994-1996 monographic e

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v. 21-30cm v.1. Standard data elements.-- v.3. Trade facilitation recommendations Economic Commission for Europe Describtion based on: 1993 Data structures (Computer science) Standards International trade Data processing Standards Trade Directories 9211165857 (pbk.): 9211166500 (pbk.): 9805 20251012174746.0 0000016312