000 00298nam a2200133Ia 4500
100 _aTTTI
942 _cBK
654 _amechanical
245 _aMechanical estimating and costing
260 _bTata Mc Graw hill
_aNew Delhi
_c1987
082 _a620.0024
_bTTT
300 _a160
546 _aENGLISH
999 _c23129
_d23129