00321nam a2200121Ia 4500008004100000041000800041082001700049100002200066245003500088260004100123300002400164365001100188240624s9999    xx            000 0 und d  aeng  a658.4092 NOR  aNORTHOUSE PETER G  aLEADERSHIP THEORY AND PRACTICE  c2007aLos AngelesbSage Publications  a391 : p. : cm. ; 22  cRSb30