TY  - BOOK
AU  - Rao M N
AU  - Datta A K
TI  - Waste Water Treatment 
SN  - 9788120417120
U1  - 628.3/ 
PY  - 2011///
CY  - New Delhi
PB  - Oxford & IBH Pub.
KW  - English
KW  - Civil Engineering
ER  -