TY  - BOOK
AU  - Kamala, A., Rao, D.L.K.
TI  - Environmental engineering: Water supply sanitary engineering and pollution
U1  - 628.5  K111E 
PY  - 2002///
CY  - New Delhi
PB  - TMH
KW  - Water supply engineering
KW  - Environmental engineering-Pollution
ER  -