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000223265 001__ 223265
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000223265 008__ 991111s1999\\\\njua\\\\\b\\\\001\0\eng\\
000223265 010__ $$a   98051379
000223265 020__ $$a0805829407 (pbk. : alk. paper)
000223265 035__ $$a(OCoLC)ocm40331325
000223265 035__ $$a223265
000223265 040__ $$aDLC$$cDLC
000223265 049__ $$aISEA
000223265 05000 $$aQA137$$b.L36 1999
000223265 08200 $$a372.7/2$$221
000223265 1001_ $$aLamon, Susan J.,$$d1949-
000223265 24510 $$aTeaching fractions and ratios for understanding :$$bessential content knowledge and instructional strategies for teachers /$$cSusan J. Lamon.
000223265 260__ $$aMahwah, N.J. :$$bErlbaum,$$c1999.
000223265 300__ $$axiv, 261 p. :$$bill. ;$$c26 cm.
000223265 504__ $$aIncludes bibliographical references (p. [255]-257) and index.
000223265 650_0 $$aFractions$$xStudy and teaching (Elementary)
000223265 650_0 $$aRatio and proportion$$xStudy and teaching (Elementary)
000223265 85200 $$bgen$$hQA137$$i.L36$$i1999
000223265 909CO $$ooai:library.usi.edu:223265$$pGLOBAL_SET
000223265 980__ $$aBIB
000223265 980__ $$aBOOK