Cita APA (7a ed.)

Hardison, O. B. (1966). Practical rhetoric. Appleton-Century-Crofts.

Cita Chicago Style (17a ed.)

Hardison, O. B. Practical Rhetoric. New York: Appleton-Century-Crofts, 1966.

Cita MLA (9a ed.)

Hardison, O. B. Practical Rhetoric. Appleton-Century-Crofts, 1966.