000 00390nam a2200145Ia 4500
008 170101s1968 xx 000 0 und d
082 _a372.21 H59E
100 _aHESS, Robert D
245 0 _aEarly education: current theory, research and action
260 _bChicago, U.S.
_c1968
300 _a272p
650 _aEDUCATION, PRESCHOOL
653 _aEDUCATION, PRESCHOOL
942 _2ddc
_cB
999 _c40255
_d40255