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 International Social Security Association,"Current issues in the management and financing of social security in the Americas : fifth American Regional Conference of the ISSA , Ottawa 1991",,International Social Security Association,1992,Social security documentation,,,,https://cir.nii.ac.jp/crid/1130000797568170496