共 28 条
[3]
Cooper L.J., 1993, COMMUNICATIVE ALTERN, P41
[5]
DUNLAP G, 1990, RES POSITIVE BEHAVIO
[6]
DUNLAP G, 1993, COMMUNICATIVE ALTERN, P177
[8]
THE EFFECTS OF PREFERENCE ON SPONTANEOUS VERBAL REQUESTS IN INDIVIDUALS WITH AUTISM
[J].
JOURNAL OF THE ASSOCIATION FOR PERSONS WITH SEVERE HANDICAPS,
1989, 14 (03)
:184-189