TY  - BOOK
AU  - Surinder Deswal
AU  - Anupama Deswal
TI  - A basic course in environmental studies
U1  - 333.7 
PY  - 2007///
CY  - Delhi
PB  - Dhanpat Rai
KW  - Environmental Studies
KW  - Economics
KW  - Social Sciences
ER  -