Standard international trade classification, revised.
Series: Its Statistical papers :; Series M ; no. 34; United Nations.  [Document] ST/STAT/ser.M/34; Statistical papers.; Series M ; no. 34.
Publisher: United Nations
Published: 1961
Place of publication: New York
Language: eng
Number of pages: 135
Subjects: Commercial products -- Classification.
Notes: "United Nations publication.  Sales no.: 61.XVII.6"