000 00576nam a2200193Ia 4500
008 230524s9999 xx 000 0 und d
020 _a0631132678
040 _cUDSM
050 _aMATH BF723.N8H6
100 1 0 _aHollands, Roy
_eAuthor
245 1 4 _aThe development of mathematical skills:
_ba resource book for teachers
_cRoy Hollands
260 _aOxford
_bBasil Blackwells Publishers
_c1983
300 _a128p.
_c25cm.
650 _aNumber concept in children
650 _aMathermatical ability,
650 _aLearning,
650 _apsychology
942 _2lcc
_cBK
999 _c68113
_d68113