TY  - BOOK
AU  - Bhatia,H.S., x
AU  - x
TI  - A text book on environmental pollution and control: x
SN  - 8175153087
U1  - 628.168/B575t 
PY  - 1998///
CY  - New Delhi
PB  - Gal'gotia Pub.
KW  - Pollution - Control
N1  - x
ER  -