Butare, T. (1994). Social security quantitative data: An inventory of existing databases. International Social Security Association.
Chicago-viite (17. p.)Butare, Theopiste. Social Security Quantitative Data: An Inventory of Existing Databases. Geneva: International Social Security Association, 1994.
MLA-viite (8. p.)Butare, Theopiste. Social Security Quantitative Data: An Inventory of Existing Databases. International Social Security Association, 1994.
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