Extension Programme Planning /

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)
• 
  出版事項: (1966)
• Cooperative extension service.
  著者:: SANDERS, H.C. ed
  出版事項: (1966)
• Innovations in Rural Extension : Case Studies from Bangladesh /
  著者:: Mele, Paul Van
  出版事項: (2005)
• Extension Strategies for Agriculture and Rural Development /
  著者:: Singh, Ashok K.
  出版事項: (2010)