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Lua i Stíl Chicago (17ú heag.)International Association of Labour History Institutions (IALHI). 29e IALHI Conferentie Milaan. The Labour Movement in Italy: History and Archives. Collecting and Appraising Labour and Business Records. Gent: IALHI, 1999.
Lua MLA (8ú heag.)International Association of Labour History Institutions (IALHI). 29e IALHI Conferentie Milaan. The Labour Movement in Italy: History and Archives. Collecting and Appraising Labour and Business Records. Gent: IALHI, 1999.
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