000			00312nam a2200133Ia 4500
100			_aMorris, Sebastian
250			_a3rd ed
942			_cRBK
654			_a
245			_aEncyclopedia of educational research
260			_aNew York _bThe Macmillan Company _c1960
082			_a370.78
300			_bHb _axxix,1564
999			_c420924 _d420924
041			_aeng