TY  - BOOK
AU  - Hay,William Walter
TI  - An introduction to transportation engineering
SN  - 0471364339
U1  - 629.4 
PY  - 1977///
CY  - New York
PB  - Wiley
KW  - Transportation
N1  - 0; 0; 0; 629_400000000000000_HAY
ER  -