TY  - BOOK
AU  - Garg, S.K.
AU  - Garg, S.K.
ED  - Rajeshwari.
ED  - Rajeshwari.
TI  - Sewage disposal and air pollution engineering 
SN  - 81-7409-067-5
U1  - 363.7392 GAS 22
PY  - 2001///
CY  -  Delhi
PB  - Khanna PUblishers.
KW  -  
KW  - Environmental engineering
ER  -