000			00369nam a2200145Ia 4500
008			211209s2011 xx 000 0 und d
020			_a9788174767295
041			_aeng
082			_a692.5 DUT
100			_aDUTTA B N
245			_aESTIMATING & COSTING IN CIVIL ENGINEERING
250			_a27TH REVISED EDITION ed.
260			_aNEW DELHI _bUBSPD _c2011
300			_a904
999			_c68424 _d68424