TY  - BOOK
AU  - Kumar,Arvind, x
AU  - x
TI  - Environmental biology: x
SN  - 817648914
U1  - 577/K95e 
PY  - 2005///
CY  - New Delhi
PB  - APH. pub.
KW  - Environmental biology
KW  - Ecobiology
N1  - Includes
ER  -