000 00342nam a2200133Ia 4500
008 190923s9999||||xx |||||||||||||| ||und||
037 _c13701-08-2003
100 _aInhelder, Barbel
245 0 _aLearning and the development of cognition/
260 _aLondon:
_bRoutledge,
_c1974
300 _axiii,308
650 _aCognition
942 _cBK
999 _c35285
_d35285