TY  - BOOK
AU  - Dave Deeksha
AU  -  Katewa S.S.
TI  - Textbook of environmental studies
SN  - 8131508579
U1  - U:(G:55), P9 
PY  - 2009///
CY  - Delhi
PB  - Cenage Learning         
KW  - ENVIRONMENT
N1  - Bibliography P310-11
ER  -