000 00343nam a2200121Ia 4500
999 _c22629
_d22629
020 _a9788185273686
100 _aDutta B N
245 _aEstimating and Costing in Civil Engineering Theory and Practice Including Specifications and Valuation
250 _a23
260 _c1995
_bU B S PUBLISHERS
_aNew Delhi
300 _axiii+904
942 _cBB