00465nam a2200181Ia 450000100060000000800410000602000180004704000130006508200180007810000200009624500720011625000080018826000370019630000110023354600070024465000150025170000170026654636140505s9999    xx            000 0 und d  a9780631177922  cPK-LaUMT  a 155.4bSMI-U  aSmith, Peter K.  aUnderstanding children's developmentcSmith, Peter K.<>Cowie, Helen  a2nd  aCambridge,USA:bBlackwell,c1991  a488 p.  aEN  aPsychology  aCowie, Helen