TY  - BOOK
AU  - Nathanson, Jerry.A
TI  - Basic environmental technology ,water supply waste management and pollution control
SN  - 81-203-2228-2
U1  - 628 NAT 
PY  - 2003///
CY  - NEW DELHI
PB  - PRENTICE HALL
KW  - ENVIRONMENTAL TECHNOLOGY.WATER SUPPLY WASTE MANAGEMENT AND POLLUTION CONTROL
ER  -