000 00279nam a2200121Ia 4500
008 220201s1980 xx 000 0 eng d
082 _a624.1042
_bPUR
100 _aPuri, ML
245 0 _aCivil estimating & costing
260 _bTech India
_c1980
300 _a486
942 _2ddc
999 _c81734
_d81734