Dangos 1 - 1 canlyniadau o 1 ar gyfer chwilio 'Urquiola, Miguel S.', amser ymholiad: 0.01e Mireinio'r Canlyniadau
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    Identifying class size effects in developing countries evidence from rural schools in Bolivia gan Urquiola, Miguel S.

    Cyhoeddwyd 2001
    Llyfr

    Identifying class size effects in developing countries evidence from rural schools in Bolivia

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