TY  - BOOK
AU  - Rao, M. Narayana
TI  - Waste Water Treatment:  Rational methods of design and industrial practices
SN  - 9878120417120
U1  - 363.73 
PY  - 2011///
CY  - New Delhi
PB  -  Oxford & IBH publishing co. pvt. Ltd.
KW  - Environment
ER  -