TY  - BOOK
AU  - Rao, M. Narayana
AU  - Datta , Amal K.
TI  - Waste water treatment: Rational methods of design and industrial practices 
SN  - 9788120417120
PY  - 2007///
CY  - New Delhi
PB  - Oxford & IBH Publishing Co Pvt Ltd
ER  -