TY  - BOOK
ED  -  United Nations. 
TI  -  Classification by broad economic categories defined in terms of SITC . 
SN  -  9211613027
U1  -  382.012 
PY  - 1989///
CY  -  New York : 
PB  -  United Nations, 
KW  -  Commercial products
KW  -  Classification
ER  -