The use of preferred sensory reinforcers to improve performance of a strengthening exercise by profoundly mentally retarded, nonambulatory children /
| Main Author: | |
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| Format: | Thesis Microform Book |
| Language: | English |
| Published: |
[Place of publication not identified] :
[publisher not identified] ;
1989.
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| Subjects: |
Evans: Microforms (3rd floor)
| Call Number: |
fiche C 13521 |
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