TY  - BOOK
AU  - Padmavathi,N.
TI  - Environmental pollution
SN  - 9788190885072 (pbk.)
U1  - 363.73 
PY  - 2009///
CY  - Salem
PB  - S. S. S. R pub.lications
KW  - Environmental policy
KW  - Pollution
KW  - Environmental aspects
ER  -