00563nam a2200205Ia 450000500170000000800410001704000190005804100120007708200150008910000180010424500770012225000120019926000290021130000090024050400400024963000150028965000170030465100260032185000100034720221014133041.0131103s9999    xx            000 0 und d  aLoreto College  aEnglish  a153.4bLUN  aLunzer, E. A.  aRecent studies is Britain based on the work of Jean PiagetcE. A. Lunzer  anew ed.  aNew YorkbNFER Pubc1973  a44p   aIncludes bibliographical references  aPsychology  aPiaget, Jean  aCognitive Development  aLCLIB