Descriptor
| Age Differences | 1 |
| Cognitive Ability | 1 |
| Infant Behavior | 1 |
| Parent Child Relationship | 1 |
| Predictive Validity | 1 |
| Verbal Development | 1 |
| Verbal Stimuli | 1 |
Source
| Child Development | 1 |
Author
| Roe, Kiki V. | 1 |
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Peer reviewedRoe, Kiki V. – Child Development, 1975
Male infant vocalizations were studied as a function of age. (JMB)
Descriptors: Age Differences, Cognitive Ability, Infant Behavior, Parent Child Relationship
