000			00411nam a22001577a 4500
020			_aO710046105
082			_a155.4
100			_aPIAGET, Jean
245			_aThe language and thought of the child / _cJean Piaget
250			_a3th ed.
260			_aLondon _bRoutledge and kegan paul _cc1958
300			_axxii,288p.:
500			_aInclude bibliographic references and index
650			_aLanguage
942			_cBK01
999			_c551 _d551