000			00310 a2200145 4500
041			_aEnglish
082			_a670.42 _bDAS
100			_aB.R. Das
245			_aI.T.I workshop science
250			_a4th
260			_c1992 _aN _bKhanna Pub. _g1992
300			_a248p, ill
650			_aManufacturing
942			_cLEB
999			_c7997 _d7997