000			00388nam a2200145Ia 4500
008			220217s9999||||xx |||||||||||||| ||und||
020			_a9788174767707
082			_a692.5 DUT
100			_aDutta, B.N
245		0	_aEstimating and costing in civil engineering
250			_a28th
260			_aUBSPD _bNew Delhi _c2017
300			_aXIII, 904p. _b645
650			_aCivil Engineering
999			_c187812 _d187812