Descriptor
| Cognitive Development | 1 |
| Deafness | 1 |
| Handicapped Children | 1 |
| Hearing (Physiology) | 1 |
| Intellectual Development | 1 |
| Symbolic Learning | 1 |
| Visualization | 1 |
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| Child Develop | 1 |
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Robertson, Anne De Shazo; Youniss, James – Child Develop, 1969
Research supported in part by grants 1484-S and 198-T from U.S. Rehabilitation Services Administration.
Descriptors: Cognitive Development, Deafness, Handicapped Children, Hearing (Physiology)
