000 00253nam a2200097Ia 4500
942 _cBV
654 _a
245 _aJournal of Educational Research; Vol 86 No 1-8
_bJan to Aug 1993
260 _aWashington
_bBimonthly By Heldref
_c1993
082 _a370.7805
999 _c372217
_d372217
041 _aeng