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
"Agrarian Research and Training Institute and Wickramasinghe, Gamini",Agricultural credit in Gal Oya irrigated settlement system,,Agrarian Research and Training Institute,1987,Research study series,,,,https://cir.nii.ac.jp/crid/1130000795983381760