TY  - BOOK
AU  - Garg, Santosh Kumar.
AU  - Garg, Rajeshwari. 
TI  - Sewage disposal and air pollution engineering
T2  - Environmental engineering
U1  - 628.3 GAR 23
PY  - 1992///
CY  - Delhi
PB  - Khanna publishers, 
KW  - Water-supply engineering
N1  - Includes index
ER  -