000
00315pab a2200145 454500
008
180718b1987 xxu||||| |||| 00| 0 eng d
100
_a
Vohra, B.B.
245
_a
Managing the environment
260
_c
1987
300
_a
32-5
362
_a
4 July
650
_a
Environment
773
_a
Mainstream
909
_a
7710
999
_c
7710
_d
7710