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 "Beckerman, Wilfred","Poverty and the impact of income maintenance programmes in four developed countries : case studies of Australia, Belgium, Norway, and Great Britain",,International Labour Office,1979,A WEP study,,"9221020630,9221020649",,https://cir.nii.ac.jp/crid/1130282273204632192