登入
選單
返回
Google圖書搜尋
Natural Resource Management and Agricultural Productivity in Sub-Saharan Africa
Mohamed T. El-Ashry
出版
Technical Advisory Division, IFAD, International Fund for Agricultural Development
, 1992
URL
http://books.google.com.hk/books?id=_VgCNQAACAAJ&hl=&source=gbs_api