Cooperative extension service.

類似資料

• Agricultural extension : farm extension services in Australia, Britain and the united states of America
  著者:: Williams, Donald B.
  出版事項: (1968)
• Extension Programme Planning /
  著者:: Sandhu, Anoop Singh
  出版事項: (1994)
• 
  出版事項: (1966)
• Agriculture cooperatives; a case study of Punjab.
  著者:: GILL, Manohar Singh
  出版事項: (1983)
• Field extensions and galois theory.
  著者:: BASTIDA, Julio R.
  出版事項: (1984)