000 00326nam a2200121Ia 4500
008 200324s9999 xx 000 0 und d
082 _a574.5
_bUME-P
100 _aUmesh Rathore
245 0 _aParyavaran pradhushan ke dushprabhav(h)
260 _bThakshasila prakasan,
_c2014
650 _aenvironmental studies
942 _cBK
999 _c608529
_d608529