Tibbetts, A. M., & Tibbetts, C. (1991). Strategies of rhetoric: With handbook (6th ed.). HarperCollins.
Cita Chicago (17th ed.)Tibbetts, A. M., i Charlene Tibbetts. Strategies of Rhetoric: With Handbook. 6th ed. New York, NY: HarperCollins, 1991.
Cita MLA (9th ed.)Tibbetts, A. M., i Charlene Tibbetts. Strategies of Rhetoric: With Handbook. 6th ed. HarperCollins, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.