International communications by infants with down syndrome & normally developing infants: Change & continuity
| Autor: | Hopmann, Marita R., Nothnagle, Melissa B. |
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| Zdroj: | Infant Behavior and Development; 1996, Vol. 19 Issue: 1 p514-514, 1p |
| Databáze: | Supplemental Index |
| Externí odkaz: |
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