00475nam a2200169Ia 450000500170000000800410001704000190005804100120007708200150008910000170010424500880012126000260020930000170023550400190025265000240027185000100029520240531090728.0131103s9999    xx            000 0 und d  aLoreto College  aEnglish  a510.7bYOU  aYoung, J W A 4aThe teaching of Mathematics in the elementary and the secondary schoolcJ W A Young  aLondonbLongmanc1937  axviii,451p.   aIncludes index  aMathematics- Method  aLCBED