TY  - BOOK
AU  - Zerbe Richard O
AU  - Kevin croke
TI  - Urban Transportation for the environment
SN  - 0884103250
U1  - 388.4 
PY  - 1975///
CY  - Cambridge
PB  - Ballinger publishing company
KW  - Urban transportation
KW  - Automobile exhaust gas
KW  - Urban air quality
ER  -