00333nam a2200121Ia 4500008004100000041001200041082001100053100001400064245007400078260003700152300000700189650001500196221030s9999    xx            000 0 und d  aEnglish  a105.23  aR. Heller 0aEffective Leadership, Managing People & Managing Changecby R. Heller  bDorling KindersleyaLondonc2008  a72  aManagement