BartonL. and CoupeJ.1985: Teaching first meanings. Mental Handicap13, 67-70.
2.
CampbellR. and Stremel-CampbellK.1982: Programming 'loose-training' as a strategy to facilitate language generalization. Journal of Applied Behaviour Analysis15, 295-301.
3.
CrystalD.1982: Profiling linguistic disability. London: Edward Arnold.
4.
CrystalD. Fletcher, P. and GarmanM.1976: The grammatical analysis of language disability: a procedure for assessment and remediation. London: Edward Arnold.
5.
HarrisJ.1984: Early language intervention programmes: an update. Association for Child Psychology and Psychiatry Newsletter6, 2-20.
6.
KiernanC. C.1984: Language remediation programmes: a review. In MüllerD. J. editor, Remediating children's language, London: Croom Helm.
7.
SchiefelbuschR. L., editor, 1979: Nonspeech language and communication. Baltimore: University Park Press.
8.
UzgirisI. and HuntJ. M.1975: Assessment in infancy: ordinal scales of psychological development. Urbana: University of Illinois Press.