Agreement among physical educators, teachers and parents on children's behaviors: A multitrait–multimethod design approach
| Autor: | Efstratopoulou, Maria, Janssen, Rianne, Simons, Johan |
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| Zdroj: | In Research in Developmental Disabilities September-October 2012 33(5):1343-1351 |
| Databáze: | ScienceDirect |
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