TY  - BOOK
AU  - Ravindra, P.N.
TI  - Wastewater treatment
SN  - 8189731130
U1  - 628.74/RAV 
PY  - 2007///
CY  - Bangalore
PB  - ISTE-Working Professionals Learning Project
KW  - Civil Engineering
N1  - Includes references; ISTE-WPLP
ER  -