Cognitive development among young children in Ecuador the roles of wealth, health and parenting
| 1. autor: | |
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| Kolejni autorzy: | |
| Format: | Książka |
| Język: | angielski |
| Wydane: |
Washington, D.C.
World Bank
2005.
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| Seria: | Policy research working paper
3605 |
| Hasła przedmiotowe: |