Dangos 1 - 2 canlyniadau o 2 ar gyfer chwilio '', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    Child sakadas in Philippine agriculture researching injury hazards for working children in the context of international labor standards and United States foreign policy gan Castro, Charita Libao

    Cyhoeddwyd 2010
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    Electronic Resource

    Child sakadas in Philippine agriculture researching injury hazards for working children in the context of international labor standards and United States foreign policy
  2. 2

    Farmers, workers and machines ; technological and social change in farm industries of Arizona gan Padfield, Harland

    Cyhoeddwyd 1965
    Llyfr

    Farmers, workers and machines ; technological and social change in farm industries of Arizona

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