000 00407nam a2200169Ia 4500
008 210219s9999||||xx |||||||||||||| ||und||
020 _c250
082 _a823 DRU
100 _aPeter F Drucker
245 4 _aThe effective in action
260 _aLondon
260 _bHarper Collins Publishers
260 _c2005
300 _a206 p.
650 _aCommerce & Management
700 _aJoseph A. Maciariello
999 _c5167
_d5167