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| Infants | 2 |
| Language Acquisition | 2 |
| Language Patterns | 2 |
| Longitudinal Studies | 2 |
| Case Studies | 1 |
| Child Development | 1 |
| Child Language | 1 |
| Communication Research | 1 |
| Comparative Analysis | 1 |
| Fathers | 1 |
| Imitation | 1 |
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| Merrill-Palmer Quarterly | 2 |
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| Journal Articles | 1 |
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Peer reviewedKaczaj, Stan A., II; Maratsos, Michael P. – Merrill-Palmer Quarterly, 1975
An investigation of the nature of one, 2-year-old child's imitative competence in using the modal auxiliary system of English (using "will" and "can") during two periods two months apart. (ED)
Descriptors: Case Studies, Child Development, Imitation, Infants
Peer reviewedKavanaugh, Robert D.; Jirkovsky, Ann M. – Merrill-Palmer Quarterly, 1982
In order to determine (1) the major speech characteristics of mothers and fathers and (2) the relationship between parental input and child language development, a longitudinal analysis of parents' input language was conducted during the period in which four first-born children progressed from no words to the stable use of one-word utterances in…
Descriptors: Child Language, Communication Research, Comparative Analysis, Fathers
