TY  - GEN
AU  - Droste,Ronald L.
TI  - Theory and practice of water and wastewater treatment
SN  - 9788126524242 (pbk.)
AV  - TD430 .D78 1997
U1  - 628.162 
PY  - 2014///
CY  - New Delhi
PB  - Wiley India
KW  - Sewage
KW  - Purification
KW  - Water
N1  - Includes appendixes & index
ER  -