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040 _aMAIN
041 _aEnglish
082 _a540
_bKAP N1
100 _aKundra, S.K.
245 0 _aSystematic numerical chemistry
_cS.K. Kundra
260 _aDelhi
_bNeelam Pub.
_c1991
650 _aChemistry
942 _cBK
999 _c2337
_d2337