000 00453nam a2200169Ia 4500
005 20250220125818.0
008 250220s9999||||xx |||||||||||||| ||und||
040 _aMAIN
041 _aEnglish
082 _a510
_bHAR
100 _aHarris, Joyce and others
245 4 _aThe school mathematics projects
_bteacher's guide for book C
260 _a1971
_bCambridge University Press
_cCambridge
300 _a399p.
650 _aMathematics
942 _cBK
999 _c41494
_d41494