000			004260000a22001690004500
245			_aCivil estimating, costing and valuation
100			_aAggarwal, Amarjit
100			_aUpadhyay, A.K.
250			_a7th rev. ed.
260			_aDelhi _bS.K. Kataria _c2002
300			_a463p. : ill.
020			_a8185749981
080			_a624(083.78) _bA4
650			_aCIVIL ENGINEERING - Estimation
041			_aEN
942			_cBK
999			_c1976 _d1976