00743nam a22001697a 450000500170000000800410001702000150005805000190007324501230009225000110021526000790022630000420030549000800034750400240042765000640045170000580051520160824142854.0160824b        vau||||| |||| 00| 0 eng d  a0873535588  aQA13bP47 200410aPerspectives on the teaching of mathematics: sixty-sixty yearbook /c[edited by] Rheta N. Rubenstein, George W. Bright  a1a ed.  aReston, Virginia : bNational Council of Teachers of Mathematics, c c2004  a72 paginas.:bilustraciones.,c23 cm.  aYearbook; 66th Yearbook (National Council of Teachers of Mathematics); 66th  aIncluye referencias 72LembaMatemáticasxEstudio y enseñanza zEstados Unidos1 aRubenstein, Rheta N. (Rheta Norma),d1947-, e editor