000 00322nam a2200133Ia 4500
020 _a8185273685
082 _a600
_bDUT
100 _aDutta
_941027
245 _aEstimating and costing in civil Engineering theory and Practice
_cB.N.Dutta
250 _a23
260 _aNewdelhi
_bUBSPD
_c1991
300 _a904
942 _cREF
999 _c2693
_d2693