TY  - BOOK
AU  - Purohit,S.S., Kakrani, Bhanu
AU  - x
TI  - Air environment and pollution: x
SN  - 8177541609
U1  - 628.53/P985a 
PY  - 2002///
CY  - Jodhpur
PB  - Agrobios
KW  - Air-Pollution
KW  - Pollution
N1  - Includes
ER  -