00422nam a2200133Ia 4500003000400000008004100004020002600045040000800071100002800079245010900107260004800216300001300264365001100277LDD181029s9999    xx            000 0 und d  a9780521700269c27.99  cLDD  aKinard, James T. Kinard 0aRigorous mathematical thinkingbConceptual formation in the mathematics classroocJames T. Kinard Kinard  aCambridgebCambridge University Pressc2008  av, 209p.  b27.99