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020 _c4.75
040 _aMAIN
041 _aEnglish
082 _a621
_bSCR
245 0 _aScraping and fitting
260 _aCalcutta
_b; Ministry Of Labour Directorate General Of Employment And Training Central Staff Training And Research Institute
300 _a31p.
650 _aEngineering
650 _aMechanical Engineering
942 _cBK
999 _c115402
_d115402