000 00279nam a2200097Ia 4500
008 241130b |||||||| |||| 00| 0 eng d
245 _aJournal of Educational Research
_bIndex
260 _aWisconsin
_bDembar Education Resarch Services
_c1968-69
942 _cBV
999 _c347717
_d347717
041 _aeng