000 00305nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aPeter F Drucker
245 0 _aManagement Task Responsibilities Practises
260 _bMannora Publications
_c1975
300 _a839p
650 _aCommerce
942 _cBK
999 _c7450
_d7450