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020 _c165
040 _aET
082 _a541.3 BHA R
100 _aBhardwaj, Rakesh
_9186
245 0 _aPhysical chemistry
260 _bR. Chand
_aNew Delhi
300 _a4.87p.
650 _aChemistry
_910131
942 _cBK
999 _c35690
_d35690