TY  - BOOK
AU  - "UNITED NATIONS, INTERNATIONAL ECONOMIC AND SOCIAL AFFAIRS (D/0-)"
ED  - "UNITED NATIONS, INTERNATIONAL ECONOMIC AND SOCIAL AFFAIRS (D/0-)"
TI  - Catalogue of transport studies 1970-90
U1  - "X4a, N0/UN" 
PY  - 1990///
CY  - New
PB  - York United Nations USA    
KW  - Transport Economics
ER  -