Mental retardation : a programmed manual for volunteer workers /
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| Main Author: | |
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
Springfield, Ill. :
Thomas,
[1967].
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| Subjects: |
| Item Description: | Bibliography: p.134-138. |
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| Physical Description: | 138 p. : illus. |