000
00324nam a2200133Ia 4500
005
20250612122256.0
008
250601s1998 xx 000 0 eng d
020
_a
8170249724
100
_a
Dr.S.K Agarwal
245
0
_a
Perspectives In Environment
260
_a
New delhi
_b
A P H Pub
_c
1998
300
_a
381
942
_2
ddc
_c
BK
999
_c
2677
_d
2677