000 00366nam a2200145Ia 4500
008 211104s9999 xx 000 0 und d
020 _a#REF!
041 _aENGLISH
082 _a658 N9 DRU
100 _aPETER E DRUCKER
245 0 _aMANAGEMENT CHALLENGES FOR THE 21ST CENTURY
260 _c1999
_bSIMON AND SCHUSTER
650 _aGENERAL MANAGEMENT
942 _cBK
999 _c2693
_d2693