000 00347cam a22001217a 4500
008 180718b1968 xxu||||| |||| 00| 0 eng d
082 _aT108 R448
100 _aRiggs, James L.
245 _aEconomic decision models : for engineers and managers
_cby James L.Riggs
260 _aNew York
_bMcGraw-Hill
_c1968
300 _a401p.
650 _aEconomics
999 _c433527
_d433527