00511nam a2200181Ia 450000500170000000800410001704000190005804100120007708200140008910000200010324500800012325000120020326000390021530000170025465000240027170000240029585000100031920240313094622.0131103s9999    xx            000 0 und d  aLoreto College  aEnglish  a373 bBEN  aBent,Rudyard K.  aPrinciples of Secondary Education,  cRudyard K.Bent and Henry H.Kronenberg  a4th ed.  aNew YorkbMcGraw - Hill Bookc1961  aviii,438 p.   aSecondary Education  aKronenberg,Henry H.  aLCLIB