Central product classification (CPC). version 1.1 - United Nations. Statistical Division (New York : United Nations, 2004)
"ST/ESA/STAT/SER. M/77/Ver.1.1"--T.p. verso.
"United Nations Publication, Sales No. E.03.XVII.3"--T.p. verso.
Includes bibliographical references and index.
Keywords: Commercial products -- Classification; Industries -- Classification