000 00337nam a2200133Ia 4500
008 220322s2019 xx 000 0 und d
020 _a9350781220
041 _aeng
082 _a574.5/SHA
100 _aSharma P.D.
_9212034
245 _aEcology and Environment
250 _a13th
260 _aMeerut U.P
_bRastogi Publications
_c2019
999 _c219588
_d219588