000 00292nam a2200121Ia 4500
008 220201s1990 xx 000 0 eng d
082 _a621
_bBAN
100 _aBanga,TR & Sharma,TR
245 0 _aMechanical Estimating & Costing
260 _bKhanna Pub.
_c1990
300 _a256
942 _2ddc
999 _c84509
_d84509