000 00363nam a2200133Ia 4500
008 100324s9999 xx 000 0 und d
100 _aDe Garmo E.P et al
245 _aEngineering Economy
250 _a6th
260 _bCollier Macmillan
541 _g10/81/23.01.81
650 _aECONOMICS
942 _cBK
999 _c68153
_d68153