00328nam a2200109Ia 450000500170000000800410001708200140005810000190007224500750009126000440016630000080021020260225051007.0260224s9999||||xx |||||||||||||| ||und||  a658.1 KOO  aHarold Koontz  0aManagement: A systems and contigency analysis of managerial functions   aLondon: McGraw-Hill Kogakusha Ltdc1976  a824