Text ( visual ) : unmediated Standard international trade classification, revision 4 / Department of Economic and Social Affairs, Statistics Division. -- New York : United Nations , 2006. -- xii, 179, 91 p. ; 28 cm. -- (Statistical papers ; Series M ; no. 34, rev. 4). -- "ST/ESA/STAT/SER.M/34/REV.4" ; "United Nations publication sales no. E.06.XVII.10"--T.p. verso ; Includes bibliographical references. -- ISBN 9789211614930 ; (BA84232636) ; https://ci.nii.ac.jp/ncid/BA84232636 Other Title(s): Standard international trade classification, revision 4 : economic & social affairs. -- Author Heading(s): United Nations. Statistical Division. -- Classification(s): LCC : HF1041. -- Subject Heading(s): LCSH : Commercial products -- Classification