PROSPECTIVE ELEMENTARY SCHOOL TEACHERS' PROPORTIONAL REASONING.
| Autor: | Valverde, Gabriela1 gaby_valverde@yahoo.com, Castro, Encarnación1 encastro@ugr.es |
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| Zdroj: | PNA. Sep2012, Vol. 7 Issue 1, p1-19. 19p. |
| Databáze: | Academic Search Ultimate |
| Externí odkaz: |
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