Showing 1 - 2 results of 2 for search 'John, K.C...[et. al.]', 查询时间: 0.01s Refine Results
  1. 1
    Farmers participation in agricultural research and extention systems
    由 John, K.C...[et. al.]
    出版 1997
    Printed Book
  2. 2
    Farmers participation in agricultural research and extension systems
    由 John, K C, et al., Ed
    出版 1987
    Printed Book
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