000 00288nam a2200109Ia 4500
008 240109s9999 xx 000 0 und d
041 _aeng
100 _aRobert F.Hartley
245 _aManagement Mistakes and Success
260 _bJohn Wiley & Sons Inc ,NewYork
650 _aManagement
999 _c1025300
_d1025300