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 "Natali, David and Observatoire social européen (Brussels, Belgium)","Pensions in Europe, European pensions : the evolution of pension policy at national and supranational level",,P.I.E. Peter Lang,2008,Work & society,,9789052014609,,https://cir.nii.ac.jp/crid/1130282272262190208