00306nam a2200109Ia 4500008004100000040002500041082001200066100002100078245005800099260003100157300000800188230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a658 C33  aCerto, Samuel C. 0aPrinciples of modern management: function and systems  bWm. C. Brown Companyc1983  a579