00315nam a2200109Ia 4500008004100000040003800041100002400079245002800103260004600131300001500177653001300192211217s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aHirschman, Albert O 0aExit, voice and loyalty  bHARVARD UNIVERISTY PRESSaCAMBRIDGEc1970  aX, 162p p.  aPOLITICS