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020 _c425
_a9.78812E+12
040 _aMAIN
041 _aEnglish
082 _a530
_bSIN
100 _aSingh,H
245 0 _aB.Sc. Pracrical Physics
260 _c2011
_bS Chand & Company Ltd.
_aNewDelhi
300 _a1045
_bPBB
650 _aPhyscis - Practical
700 _aHemne,P S
942 _cBK
999 _c3533
_d3533