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020 _a9781259025570.00
082 _a604.2
082 _bJEN
100 _aJENSEN CENCIL
245 0 _aENGINEERING DRAWING AND DESIGN
250 _nSEVENTH
260 _aNEW DELHI
260 _bMCGRAW-HILL
300 _a966
365 _b945
650 _aENGINEERING DRAWING AND DESIGN
650 _aMECHANICAL
700 _aHELSEL J D
700 _aSHORT D R
942 _cREF
950 _CMECHANICAL
999 _c194922
_d194922