000 00336nam a22001337a 4500
008 170606b xxu||||| |||| 00| 0 eng d
020 _a9789350781227
082 _a574.52
100 _aSharma, P.D.
245 _aEcology and Environment 3 rd ed
260 _aMeerut
_bRastogi Publications
_c2017
300 _a755pp
942 _2ddc
_cB
999 _c94113
_d94113