00417nam a22001217a 4500008004100000020001400041082002700055100002100082245008900103260004500192300002400237650003400261140311b        xxu||||| |||| 00| 0 eng d  a971855820  aFil. 620.33 Ar7bc1993  aArreola, Matias.  aEngineering economy :ba systematic approach to engineering economy/cMatias Arreola  aQuezon City: bKEN Incorporated,cc2000.  axiv, 545p. :bill.   xEngineering- economic aspects