000 00268nam a2200121Ia 4500
100 _aPiaget, Jean
942 _cBK
654 _a
245 _aPsychology of intelligence
260 _aLondon
_bRoutledge & Kegan Paul
_c1947
082 _a151
300 _bHb
_aviii, 182
999 _c387337
_d387337
041 _aeng