00553nam a22001577a 4500008004100000020001800041050002300059100002500082245011300107260003100220300003000251500005100281650002600332700001700358700002000375170128b        xxu||||| |||| 00| 0 eng d  a9781429238083  aQA 135.6 .S69 2010  aSowder, Judithd2010  aReconceptualizing Mathematics For elementary Shool Teachers /cJudith Sowder, Larry Sowder, Susan Nickerson.  aNew York:bFreeman,c2010.  axx, 791 p.:bill.;c28cm.  aIncludes bibliographical references and index.  2Mathematics Teachers.  aLarry Sowder  aSusan Nickerson