000			00624 a2200205 4500
003			OSt
005			20230206111239.0
008			221129b |||||||| |||| 00| 0 eng d
020			_a9788174767707
040			_cAACR 2
082			_a624.068 _bDUT/E
100			_aDutta, B. N. _97
245			_aEstimating and costing in civil engineering _btheory and practice including specifications and valuations _cby B. N. Dutta
250			_a28th ed.
260			_bCBS Publishers and Distributors _c2021 _aNew Delhi
300			_axiii, 904 p. : ill.
500			_aIncludes index
650			_aCivil engineering _9129
942			_2ddc _cBK
999			_c7318 _d7318