00338nam a2200109Ia 4500008004100000040003800041100002400079245004100103260003100144300001700175653003600192211215s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aHofstadter, Richard 0aSocial darwinism in american thought  bBeacon PressaBostonc1955  a[6], 248p p.  aSocial Darwinism- United States