O'Conor, J. F. X. (1898). Rhetoric and oratory. D. C. Heath & co..
Lua i Stíl Chicago (17ú heag.)O'Conor, J. F. X. Rhetoric and Oratory. Boston: D. C. Heath & co., 1898.
Lua MLA (8ú heag.)O'Conor, J. F. X. Rhetoric and Oratory. D. C. Heath & co., 1898.
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