00630nam a22001697a 4500008003500000020001800035082001700053100002500070245008500095260008300180300004800263440005400311500005000365600001600415650001300431700001600444220506b  xxu||||| |||| 00| 0 eng d  a9781412911696  223a516.007110aJohnston-Wilder, Sue10aDeveloping Thinking in Geometry/c Edited by Sue Johnston-Wilder and John Mason.  aLondon :bOpen University in association with Paul Chapman Publishing,cc2005.  a xii, 270 p. : b ill. ;c25 cm,e1 CD-ROM.  aPublished in Association with the Open University  aIncludes bibliographical references and index  aMason, John  aGeometry  aMason, John