TY  - BOOK
AU  - Kumar,Arvind, x
AU  - x
TI  - Environmental challenges of the 21st century: x
SN  - 8176484067
U1  - 304.2/K95e 
PY  - 2003///
CY  - New Delhi
PB  - A.P.H Pub.
KW  - Environmental policy
KW  - Environmental
N1  - Includes
ER  -