Augmentative and alternative communication /
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
Austin, Texas :
PRO-ED,
[1986]
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| Series: | PRO-ED studies in communicative disorders.
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| Subjects: |
| Physical Description: | v, 81 pages : illustrations ; 23 cm. |
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| Bibliography: | Bibliography: pages 77-80. |
| ISBN: | 0890790914 (pbk.) |