TY  - BOOK
AU  - NATHANSON, JERRY A.
TI  - BASIC EMVRONMENTAL TECHNOLOGY
SN  - 8120322282
U1  - 628/NAT 
PY  - 2006///
CY  - NEW DELHI.
PB  - PRENTICE HALL OF INDIA PVT. LTD., NEW DELHI.
ER  -