著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL
"El Taib Ahmed Abdulla and Holding, Christine and Social Forestry Network (Overseas Development Institute) and Overseas Development Institute (London, England). Agricultural Administration Unit",Forestry and the development of a national forestry extension service : a Sudan case study,,ODI Agricultural Administration Unit,1988,Network paper,,,,https://cir.nii.ac.jp/crid/1130000797923968000