TY  - BOOK
AU  - Hammer, Mark J
TI  - Water and Wastewater technology
SN  - 81-203-1378-X
U1  - 628.39 
PY  - 2000///
CY  - New Delhi
PB  - Prentice-Hall of India Private Limited 
KW  - Water biology
KW  - Water distribution system
KW  - Water pollution
ER  -