Cita APA (7a ed.)

Horn, D. (2024). Principles of Public Speaking (Twenty-First edition.). Routledge.

Cita Chicago Style (17a ed.)

Horn, Dakota. Principles of Public Speaking. Twenty-First edition. New York, NY: Routledge, 2024.

Cita MLA (9a ed.)

Horn, Dakota. Principles of Public Speaking. Twenty-First edition. Routledge, 2024.