Signs and symbols : a review of literature and survey of the use of non-vocal communication systems /
| Main Author: | |
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| Other Authors: | , |
| Format: | Book |
| Language: | English |
| Published: |
London :
Heinemann Educational Books for the Institute of Education, University of London,
1982.
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| Subjects: |
| Item Description: | Includes index. |
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| Physical Description: | viii, 290 pages ; 22 cm. |
| Bibliography: | Bibliography: pages [243]-259. |
| ISBN: | 0854731296 |