000 00291nam a2200121Ia 4500
008 160601s9999 xx 000 0 und d
100 _aMaier, Henry W
_911905
245 _aThree theories of child development
260 _aNew York
260 _bHarper & Row
260 _c1965
300 _a314
999 _c3810
_d3810