TY  - BOOK
AU  - RAO, M. N.
AU  - DATTA, A.K.
TI  - WASTE WATER TREATMENT
SN  - 8120417120
U1  - 628.445/RAO/DAT 
PY  - 2008///
CY  - NEW DELHI.
PB  - OXFORD & IBH PUBLISHING CO. PVT.LTD., NEW DELHI
ER  -