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 "Plusquellec, Herve L.","The Gezira irrigation scheme in Sudan : objectives, design, and performance",,World Bank,1990,World Bank technical paper,,0821315366,,https://cir.nii.ac.jp/crid/1130282273007475968