International standard industrial classification of all economic activities (ISIC) : revision 3.1 /
United Nations. Department of Economic and Social Affairs. Statistics Division.
- New York : United Nations, 2004.
- 252 p. : ill. ; 28 cm.
- Statistical papers series, M No. ; 4, rev. 3.1 .
Includes bibliographical references.
9211614562
Industrial classification.
Industrial statistics.
311 / UNI
Includes bibliographical references.
9211614562
Industrial classification.
Industrial statistics.
311 / UNI