TY  - BOOK
AU  - United Nations,(Office of-) statistical.
ED  - United Nations,(Office of-) statistical.
TI  - Summary of world trade statistics
T2  - Statistical papers, series D,no.4
U1  - X:5.1N45.N50s, J0/UN 
PY  - 1951///
CY  - New York
PB  - United Nations        
ER  -