TY  - BOOK
AU  - Chakarwarty, C. M 				
TI  - Ecology and environmental biology
SN  - 9788190454681
U1  - 333.9 CHA 
PY  - 2007///
CY  - New Delhi : 
PB  - Swastik Publications & Distributors ,	
N1  - Includes Index.
ER  -