00821     2200229   4500001002100000005001500021035002500036008004100061100001100102245018200113300002500295504002400320999003200344082002200376084002200398090002300420260006400443650003000507700003000537850001200567852001200579JATIM-0609000003503220220620020805  a0010-060900000035032                                   ind    aamidah  aPengaruh pembelajaran abacus mental aritmetika (sempoa) terhadap daya konsentrasi, memori, imajinasi, dan penalaran matematika /cDra. Hamidah, Endang Retno Surjaningrum, S.Psi.  av, 29 hlm. ;c29 cm.  aBibliografi: hlm.29  aCB[G]-D13/2002-317/602-2002042[22]a155.413 072  a155.413 072 HAM p  aCB[G]-D13/2002-317  aSurabaya :bLembaga Penelitian Universitas Airlangga,c2002 4aPSIKOLOGI ANAK-PENELITIAN  aEndang Retno Surjaningrum  aJIPDSUR  aJIPDSUR