000 00334nam a2200133Ia 4500
008 211201s2016 xx 000 0 eng d
020 _a8184120419
100 _aCHATURVEDI,D.D.
245 0 _aEnviromental Science
260 _bSCHOLAR TECH PRESS
_aNew Delhi
_c2016
300 _axiv, 7.40
650 _aManagement
942 _2ddc
_cBBN
_040
999 _c395
_d395