Cita APA (7th ed.)

Sproule, J. M. (1991). Speechmaking: An introduction to rhetorical competence. Wm. C. Brown.

Cita Chicago (17th ed.)

Sproule, J. Michael. Speechmaking: An Introduction to Rhetorical Competence. Dubuque, Iowa: Wm. C. Brown, 1991.

Cita MLA (9th ed.)

Sproule, J. Michael. Speechmaking: An Introduction to Rhetorical Competence. Wm. C. Brown, 1991.

Atenció: Aquestes cites poden no estar 100% correctes.