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1Argitaratua 1982“...HD 6276 .N5 .T768...”
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2Argitaratua 1982“...HD 6055.6 .N52 .H3 .E55...”
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4Argitaratua 1982“...HQ 799 .N5 .C734...”
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5Argitaratua 1982“...HD 5850.4 .A6 .L439...”
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6Argitaratua 1977“...HD 6276 .N5 .H638...”
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12Report of the working party on research into employment with special emphasis on youth unemployment.Argitaratua 1981“...HD 5850 .N5 .W926...”
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15Argitaratua 1979“...HD 6276 .N5 .S963...”
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16Argitaratua 1986“...HD 5715.5 .N5 .N5322...”
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19Argitaratua 1983“...HD 6276 .N5 .C669...”
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20Argitaratua 1983“...HD 5715.5 .N5 .S372...”
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