000 00338pab a2200145 454500
008 180718b1991 xxu||||| |||| 00| 0 eng d
100 _aBhattacharya, D.K.
245 _aNature and effects of ecological stress
260 _c1991
300 _a9-10
362 _a15 Jun.
650 _aEnvironment
773 _aMainstream
909 _a7654
999 _c7654
_d7654