00534nam a2200205Ia 450000500170000000800410001704000190005804100120007708200150008910000160010424500570012025000120017726000420018930000120023150400190024365000140026265100250027670000160030185000110031720240426134512.0131103s9999    xx            000 0 und d  aLoreto College  aEnglish  a371.3bRYB  aRyburn,W.M. 4aThe Principles of TeachingcW.M.Ryburn and K.B.Forge  a2nd ed.  aLondonbOxford University Pressc1957  a216 p.   aIncludes index  aEducation  aEducation-principles  aForge, K.B.  aLCBED