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
"Gilbert, Elon and Overseas Development Institute (London, England). Agricultural Administration Unit",Non-governmental organisations and agricultural research : the experience of the Gambia,,"Agricultural Administration Unit, Overseas Development Institute",1990,Network paper,,,,https://cir.nii.ac.jp/crid/1130282268766958848