000 00347nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
100 _aDutta, B.N
245 0 _aEstimating And Costing In Civil Engineering
250 _aXXIV
260 _aNEW DELHI
260 _bU B P L PUB
260 _c2000
300 _a904
650 _aCivil Engineering
999 _c118254
_d118254