References
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- Fenn G. The Development of Syntax in a Group of Severely Subnormal Children. University of Cambridge. 1973, Unpublished Ph.D. dissertation
- Hobsbaum A., Mittler P. Sentence Comprehension Test, experimental edition. Hester Adrian Research Centre, University of Manchester. 1971
- Levett L. M. A method of communication for non-speaking severely subnormal children. The British Journal of Disorders of Communication 1969; 4: 64–66
- Levett L. M. Discovering how mime can help. Special Education 1971; 60: 17–19
- Lyons J. Introduction to Theoretical Linguistics. Cambridge University Press. 1968
- Mittler P., Jeffree D., Wheldall K., Berry P. Assessment and Remediation of Language Comprehension and Production in Severely Subnormal Children. 1974, Final Report to Social Science Research Council. Grant HR 840.1969–1973
- Paget G., Gorman P. A Systematic Sign Language. Association for Experiment in Deaf Education, Mimeographed, London 1960, Revised 1972
- Wheldall K., Swann W. The effect of intonational emphasis on sentence comprehension in severely subnormal children, To be published in Language and Speech. in press