TY  - BOOK
AU  - UNITED NATIONS CONFERENCE ON TRADE AND DEVELOPMENT.
ED  - UNITED NATIONS CONFERENCE ON TRADE AND DEVELOPMENT.
TI  - Port statistics:  Selection collection and presentation of port information and statistics
U1  - "X428.1.N7s, L1/UN" 
PY  - 1971///
CY  - New
PB  - York United Nations U K   
KW  - Port
ER  -