00678nam a2200217 a 450000500170000002000150001708200140003210000210004624500780006726000480014530000230019349000400021669000150025669000160027169000240028769000310031196400250034299700120036799900150037995200660039420251203090500.0  a0710094205  a153,bgee  aGeert, Paul, Van  aDevelopment of perception, cognition and language: a theoritical approach  aLoNew Delhion: Routledge & Kegan Paulc1983  aviii,397p.c23 cm.  aInternational library of Psychology  aPerception  a<Cognition>  a<Psycholinguistics>  a<Developmental Psychology>  bEngc100de010fg_  a21666 C  c9128d9128  00104070aPUbPUd1998-04-08g17.50l0o153, geep21666yBK