00523nam a2200193Ia 450000500170000000800410001704000190005804100120007708200150008910000230010424500790012725000120020626000340021830000110025250400190026365000160028270000210029885000100031920240531092545.0131103s9999    xx            000 0 und d  aLoreto College  aEnglish  a510.7bBOT  aButler, Charles H. 4aThe teaching of secondary mathematicscCharles H. Butlar & F. Lynwood Wren  a4th ed.  aNew YorkbMcGraw - Hillc1965  a612p.   aIncludes index  aMathematics  aWren, F. Lynwood  aLCBED