TY  - BOOK
AU  - Hammer Mark J
AU  - Hammer  Mark J ,Jr
TI  - Water and wastewater technology
SN  - 9788120334991
U1  - 628.16 
PY  - 2008///
CY  - New Delhi
PB  - prentice hall of india private ltd
KW  - Chemistry
KW  - Biology
KW  - Water quality
ER  -