Trevelyan, G. M. (1907). Garibaldi's defence of the Roman republic. Longmans, Green and co..
Lua i Stíl Chicago (17ú heag.)Trevelyan, George Macaulay. Garibaldi's Defence of the Roman Republic. London, New York [etc.]: Longmans, Green and co., 1907.
Lua MLA (8ú heag.)Trevelyan, George Macaulay. Garibaldi's Defence of the Roman Republic. Longmans, Green and co., 1907.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.