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

    Agricultural extension generic challenges and the ingredients for solutions gan Feder, Gershon, 1947-

    Cyhoeddwyd 1999
    Llyfr

    Agricultural extension generic challenges and the ingredients for solutions
  2. 2

    Improving the transfer and use of agricultural information technology a guide to information technology. gan Zijp, Willem

    Cyhoeddwyd 1994
    Llyfr

    Improving the transfer and use of agricultural information technology a guide to information technology.

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