Showing 1 - 2 results of 2 for search 'Groot, Hans Cornelis 1939-', 查询时间: 0.01s Refine Results
  1. 1

    Co-orientation and technological change communication variables in perceptions of 'miracle rice' in the Philippines 由 Groot, Hans Cornelis 1939-

    出版 1970
    图书

    Co-orientation and technological change communication variables in perceptions of 'miracle rice' in the Philippines
  2. 2

    Agricultural journalism 由 Groot, Hans Cornelis 1939-

    出版 1964
    图书

    Agricultural journalism

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