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Lua i Stíl Chicago (17ú heag.)Italy, Louis F. Del Duca, agus Patrick L. Del Duca. Commercial, Business, and Trade Laws: Italy. Dobbs Ferry, N.Y: Oceana Publications, 1983.
Lua MLA (9ú heag.)Italy, et al. Commercial, Business, and Trade Laws: Italy. Oceana Publications, 1983.
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