Ribas, J. J. (1961). Observations on the financing of social security in the common market countries. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Ribas, Jacques Jean. Observations on the Financing of Social Security in the Common Market Countries. International Labour Organization, 1961.
Citatione MLA (9a ed.)Ribas, Jacques Jean. Observations on the Financing of Social Security in the Common Market Countries. International Labour Organization, 1961.
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