Lua APA (7ú heag.)

Covino, W. A., & Jolliffe, D. A. (1995). Rhetoric: Concepts, definitions, boundaries. Allyn and Bacon.

Lua i Stíl Chicago (17ú heag.)

Covino, William A., agus David A. Jolliffe. Rhetoric: Concepts, Definitions, Boundaries. Boston: Allyn and Bacon, 1995.

Lua MLA (9ú heag.)

Covino, William A., agus David A. Jolliffe. Rhetoric: Concepts, Definitions, Boundaries. Allyn and Bacon, 1995.

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