TY  - BOOK
AU  - Gaur,G.
TI  - Air pollution and its management / 
T2  - international encyclopaedia of environmental pollution and its management, 
SN  - 8185431914
U1  - 363.739206 
PY  - 1997///
CY  - New Delhi : 
PB  - Sarup , 
KW  - AIR POLLUTION
N1  - NULL
ER  -