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020 _a8122419658
_c50
040 _aMAIN
041 _aEnglish
082 _a530.024
_bENG
245 _aEngineering physics
_blab workbook
260 _aKolkata
_bNew Age International
_c2007
300 _a110p.
650 _aEngineering physics
650 _aPhysics
942 _cBK
999 _c28469
_d28469