TY  - BOOK
AU  - Anandam, A and Kumaravelan, R 
TI  - Environmental science and engineering 
SN  - 81-88429-82-1 
U1  - 628 ANA  
PY  - 2008///
CY  - Scitech Publication 
PB  - Channai 
KW  - ENVIRONMENTAL STUDIES
ER  -