TY  - BOOK
AU  - Rajagopalan, R.
TI  - Environment and Ecology:  : For U P Technical University 
SN  - 9780198061137
U1  - 628 RAJ 
PY  - 2010///
CY  - New York
PB  - Oxford University Press
KW  - Chemistry
KW  - , Environment and Ecology
KW  - , Ecosystems
KW  -  and Impact of Human Activities on the Environment
ER  -