000 00264nam a2200109Ia 4500
008 220201s1982 xx 000 0 eng d
082 _a624.1042
_bMAH
100 _aMahajan,SP
245 0 _aCivil estimating&costing
260 _bSatya prakasham
_c1982
942 _2ddc
999 _c82980
_d82980