000 00394nam a2200145Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e23418
_aMAIN
041 _aEnglish
082 _a155.413 K217C
100 _aKeats, J A, ed.
245 0 _aConitive development: Research based on a neo-piagetian approach
260 _aNew York
_bJohn Wiley
_c1978
300 _axx, 458 p.
942 _cBK
999 _c183253
_d183253