000 00272nam a2200109Ia 4500
100 _aPiaget, Jean
942 _cBK
654 _a
245 _aJudgment and reasonong in the child
260 _aLondon
_bKegan Paul, Trench, Trubner & Company Limited
_c1928
082 _a155.4
999 _c388202
_d388202
041 _aeng