00461nam a2200181Ia 450000500170000000800410001704000190005804100120007708200160008910000160010524500590012125000120018026000320019230000110022450400190023565000140025485000110026820240412145245.0131103s9999    xx            000 0 und d  aLoreto College  aEnglish  a370.1 bNUN  aNunn, Percy  aEducationb Its Data and First Principles cPercy Nunn  a3rd ed.  aLondonbEdward Arnoldc1949  a283p.   aIncludes index  aEducation  aLCBED