000 00297nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aJournal of Educational Psychology
260 _aAmerican Psychological Association
_bWashington
_c1 Jan-31 Dec,1989
362 _a81-81
_b01-Apr
942 _2ddc
_cJ
999 _c189317
_d189317