000 00349nam a2200133Ia 4500
008 130729s9999 xx 000 0 und d
020 _a9788122426175
082 _a
_b
100 _aDe, A K
245 _aEnvironmental Chemistry 7th Ed.
260 _aNew Delhi
_b New Age
_c2010
650 _aApplied Sciences
_bEnviornmental Studies
942 _2ddc
_cBK
999 _c2284
_d2284