000 00281nam a2200121Ia 4500
008 220201s1983 xx 000 0 eng d
082 _a624.1042
_bPUR
100 _aPuri,ML
245 0 _aCivil estimating&costing
260 _bSatya prakasham
_c1983
300 _a486
942 _2ddc
999 _c82981
_d82981