Cooperative extension services

類似資料

• Cooperative extension service
  著者:: Sanders, H C
  出版事項: (1966)
• Cooperative extension work
  著者:: Hearne, Cannon Chiles
  出版事項: (1955)
• Extension Services in Rural India
  著者:: Ramkumar Gujar, 等
  出版事項: (1993)
• Rural america and the extension service: a history and critique of the co-operative agricultural and home economics extension service
  著者:: des Brunner, Edward
  出版事項: (1949)
• Cooperative extension work
  著者:: Hearne, Cannon Chiles
  出版事項: (1955)