The beginnings of vocal communication in infants and autistic children : an experimental investigation into spontaneous and imitated vocalisation in preverbal infants and non-verbal autistic children matched with subnormal controls
Enregistré dans:
| OCLC: | 123439824 |
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| Langue: | English |
| Publié: |
University of London,
England : 1971.
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| Format: | Thèse Monograph Microform Note that CRL will digitize material from the collection when copyright allows. |