000 00268nam a2200109Ia 4500
008 220201s2009 xx 000 0 eng d
100 _aGOPALAN, R.
245 0 _aLAB MANUAL FOR ENVIRONMENTAL CHEMISTRY
260 _aDELHI
_bIK INT.
_c2009
300 _a192
942 _2ddc
999 _c68982
_d68982