TY  - BOOK
AU  - Prasanthrajan, M & Mahendran, P. P 
TI  - A textbook on ecology and environmental science /			
SN  - 8183211046
U1  - 363.7 PRA 
PY  - 2008///
CY  - New Delhi : 
PB  - Agrotech Publishing Academy , 	
N1  - Includes Index
ER  -