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Lua i Stíl Chicago (17ú heag.)Clavius, Christoph. In Sphaeram Ioannis De Sacro Bosco Commentarius. Ciotti, Giovanni Battista, 1591.
Lua MLA (8ú heag.)Clavius, Christoph. In Sphaeram Ioannis De Sacro Bosco Commentarius. Ciotti, Giovanni Battista, 1591.
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