000
00258nam a22001097a 4500
082
_a
363.7
100
_a
KAMARAJ P.
245
_a
ENVIRONMENTAL SCIENCE: CHALENGES AND CHANGES
260
_a
CHENNAI
_b
SUDHANDHIRA
_c
2007
300
_a
VIII, 6.55P
942
_c
BK
999
_c
8778
_d
8778