TY  - BOOK
AU  - Nathanson,Jerry A., x
AU  - x
TI  - Basic environmental technology: Water suppy, waste management, and pollution control
SN  - 8120322282 
U1  - 620.5/N276b 
PY  - 2008///
CY  - New Delhi
PB  - Phi-learning
KW  - Pollution
KW  - Environment
ER  -