TY  - BOOK
AU  - Rao,P.Venugopala
TI  - Principles of Environmental Science and Engineering 
SN  - 8120328930 (paperback)
PY  - 2006///
CY  - [S.l.]
PB  - Prentice-Hall of India Pvt.Ltd
KW  - Environmental Engineering	
KW  - Environmental Health
KW  - Pollution
KW  - Environmental Sciences
UR  - http://www.amazon.com/exec/obidos/ASIN/8120328930/chopaconline-20
ER  -