TY  - BOOK
AU  - Rao, Venugopala P.
TI  - Principles of environmental science and engineering
SN  - 9788120328938
U1  - 628.5 RAO-V 
PY  - 2006///
CY  - India
PB  - Prentice Hall of India
KW  - Environment impact analysis, Environmental engineering
ER  -