TY  - BOOK
AU  - Dave,Deeksha
TI  - Environmental studies / 
SN  - 9788131514023
U1  - 375.0083 23
PY  - 2011///.
CY  - Delhi : 
PB  - Cengage Learning, 
KW  - Air pollution and global issues.
KW  - Environmental legislation.
KW  - Social issues and the environment.
ER  -