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 "Perkins, Frances",Costs and benefits of water supply technologies in rural Indonesia : evidence from Nusa Tenggara Barat,,"Economics Division, Research School of Pacific Studies, Australian National University",1993,Economics Division working papers,,0731516990,,https://cir.nii.ac.jp/crid/1130282271574218112