000 00298nam a2200121Ia 4500
100 _aFlavell,John H.
020 _a0-278-22416-8
942 _cBK
245 _aThe Development Psychology of Jean Piaget
260 _aD.Van Nostrand Company, New York
_c1963
082 _a136.5 Fla
300 _aXV,481
999 _c38723
_d38723