000 00689nam a2200241 a 4500
005 20210219152826.0
008 991125n 000 0 eng u
035 _aUPN01000062511
100 _aTurco, Timothy L.
222 _aJOURNAL OF SCHOOL PSYCHOLOGY
245 _aAcceptability and effectiveness of group contingencies for improving spelling achievement
300 _a27-38
362 _a1990 28, No. 1,
505 _aEnero 1991
653 0 _aDELETREO
653 0 _aESTUDIANTES DE LA ESCUELA ELEMENTAL
653 0 _aGRADO 5
653 0 _aINCENTIVOS
653 0 _aMEJORAMIENTO EDUCATIVO
700 _aElliot, Sthephen N.
904 _aAC
_b000322
905 _aArticulo
999 _c61760
_d61760