000 00285nam a2200121Ia 4500
008 220201s1998 xx 000 0 eng d
082 _a621
_bSIN
100 _aSinha, BP
245 0 _aMechanical estimating & costing
260 _bTataMcGraw Hill
_c1998
300 _a173
942 _2ddc
999 _c86607
_d86607