000 00334nam a2200133Ia 4500
100 _aDUTTA,B.N
020 _a81-85273-68-5
365 _cRS
365 _d1
942 _cENGBK
245 _aEstimating and Costing in civil engineering theory and Practice
260 _bWBS publisher Distributors ltd
_c1992
_aDELHI
300 _axiii+904
999 _c1765
_d1765