000 00256nam a2200121Ia 4500
100 _aBaldwin, Alfred L.
942 _cBK
654 _a
245 _aTheories of child development
260 _aNew York
_c1967
082 _a155.4
300 _bHb
_axii, 618
999 _c401688
_d401688
041 _aeng