Descriptor
| Child Language | 1 |
| Error Patterns | 1 |
| Language Acquisition | 1 |
| Performance Factors | 1 |
| Test Construction | 1 |
| Test Validity | 1 |
| Verbal Ability | 1 |
Source
| Journal of Psychology | 1 |
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| Peabody Picture Vocabulary… | 1 |
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Peer reviewedRitterman, Stuart I.; Talley, Elizabeth E. – Journal of Psychology, 1972
Descriptors: Child Language, Error Patterns, Language Acquisition, Performance Factors
