TY  - BOOK
AU  - Bela G Liptak
TI  - Environmental engineers handbook: Air pollution
SN  - 0801956927
U1  - 628 
PY  - 1974///
CY  - Radnor
PB  - Chilton book company
KW  - Environmental engineering
KW  - Air pollution
KW  - Motor vehicle air pollution
ER  -