000 00481nam a2200181Ia 4500
005 20250619144834.0
008 250619s9999||||xx |||||||||||||| ||und||
020 _c£2
040 _aMAIN
041 _aEnglish
082 _a510
_bHAR
100 _aHarris, Joyce and others
245 4 _aThe school mathematics projects
_b: teacher's guide for book C
260 _aCambridge
_b; Cambridge University Press
_c, 1971
300 _a399p.
650 _aMathematics
942 _cBK
999 _c113790
_d113790