000 00516nam a2200097Ia 4500
008 120223s9999 xx 000 0 und d
082 _a370.15 McD
100 _aMcDonald, Fredehrich J
245 _aEducational psychology
260 _bWadsworth Publishing Company
_aCalifornia
_c1965
999 _c151515
_d151515