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Social insurance coordination; an analysis of German and British organization
Argitaratua 1938Liburua -
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Social insurance coordination; an analysis of German and British organization
Argitaratua 1938Liburua -
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Social security in the United States; an analysis and appraisal of the Federal social security act
Argitaratua 1936Liburua -
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Das englische arbeiterversicherungswese. Geschichte seiner entwickelung und gesetzgebung
Argitaratua 1883Liburua