Hirschberg, S. (1996). Strategies of argument (2nd ed.). Allyn & Bacon.
Cita Chicago (17th ed.)Hirschberg, Stuart. Strategies of Argument. 2nd ed. Boston: Allyn & Bacon, 1996.
Cita MLA (9th ed.)Hirschberg, Stuart. Strategies of Argument. 2nd ed. Allyn & Bacon, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.