00369nam a2200133Ia 450000500170000000800410001702000220005805000210008010000220010124500540012325000080017726000290018565000210021420251229125046.0251229s9999    xx            000 0 und d  a978-0-534-60717-3  aBF 721 .T46 2005  aThomas, R. Murray 0aComparing theories of child developmentcR Thomas  a6th  aBelmontb CAc Wadsworth  aChild Psychology