00337nam a2200109Ia 4500008004100000040003800041100002400079245005200103260004600155300001200201653001400213211215s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aSadler, John Edward 0aJ a comenius and concept of universal education  bGeorge Allen and Unwin Ltd.aLondonc1966  a318p p.  aEducation