TY  - DATA
AU  - Garg,Santosh Kumar
TI  - Environment engineering  sewage disposal and air pollution engineering
U1  - 625.3 22
PY  - 1979///
CY  - New Delhi
PB  - Khanna publishing
KW  - Air pollution
KW  - Sewage disposal
N1  - Includes bibliography and index
ER  -