TY  - BOOK
ED  - United Nations.
ED  - United Nations.
ED  - United Nations.
TI  - Transport and communications review: vol. 5, no. 3 
U1  - 385 
PY  - 1952///
CY  - New York
PB  - United Nations
KW  - Transportation
KW  - Periodicals
KW  - Telecommunication
ER  -