000 00306nam a2200121Ia 4500
008 220201s2000 xx 000 0 eng d
082 _a621
_bVER
100 _aVerma,AP & Manchanda,VK
245 0 _aMechanical Estimating and Costing
260 _bDelhi:Kataria & sons
_c2000
300 _a264
942 _2ddc
999 _c87140
_d87140