000 00550nam a2200157Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aPAM QA135.C8 1957
100 1 _aCuisenaire, G.
_eauthor
245 0 _aNumbers in colour:
_b a new method of teaching the processes of arithmetic to all levels of the primary school
260 _aLondon :
_bHeinemann Educational Books
_c1963
300 _axi,63p.
_b; ill.
_c: 23cm.
650 _aArithmetic
650 _aStudy and teaching
942 _2Library of Congress Classification
_cPAM
_n0
999 _c78521
_d78521