00699nam a2200193Ia 4500003000600000005001700006008004100023020001800064040002500082082001900107100004600126245009600172260003500268300002500303942001200328942001200340952013600352999001700488NORSU20240321021554.0240215s9999    xx            000 0 und d  a0-7507-0357-1  aNORSU-DumcNORSU-Dum  a372.7 D49 1994  aDavis, Andrew & Pettit, Deirdre (editors) 0aDeveloping Understanding in Primary MathematicscBy Andrew Davis & Deirdre Pettit (editors)  bThe Falmer Pressc1994aLondon  av, 170 pages, 24 cm.  cBK2ddc  2ddccBK  00102ddc4070aNORSU-DumbNORSU-DumcCIRCd2024-02-15i29422l0oCirc. 372.7 D49 1994pNORSU000022099r2024-02-15w2024-02-15yBK  c18598d18598