Friedrich, W. (1885). Quaestiones in Ciceronis libros de Oratore. In aedibus C. Andresii.
Lua i Stíl Chicago (17ú heag.)Friedrich, Wilhelm. Quaestiones in Ciceronis Libros De Oratore. Molhusis Thuringorum: In aedibus C. Andresii, 1885.
Lua MLA (8ú heag.)Friedrich, Wilhelm. Quaestiones in Ciceronis Libros De Oratore. In aedibus C. Andresii, 1885.
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