000 00270nam a2200109Ia 4500
100 _aDUTTA N D
365 _cRS
365 _d1
942 _cENGBK
245 _aEstimating and costing in Civil Engineering Theory and Practice
260 _bS Dutta N D and Co
_c1986
_aLucknow
999 _c36474
_d36474