00505nam a2200181Ia 450000500170000000800410001704000190005804100120007708200150008910000170010424500750012126000420019630000160023850400190025465000250027370000150029885000100031320240531091553.0131103s9999    xx            000 0 und d  aLoreto College  aEnglish  a510.7bDOW  aDownes, L.W. 4aThe teaching of arithmetic in primary schoolscL.W.Downes and D.Paling  aLondonbOxford university pressc1959  axiv, 500p.   aIncludes index  aMathematics - method  aPaling, D.  aLCBED