Cita APA (7th ed.)

Griffin, C. L. (2003). Invitation to public speaking (Preview ed.). Wadsworth/Thomson Learning.

Cita Chicago (17th ed.)

Griffin, Cindy L. Invitation to Public Speaking. Preview ed. Belmont, Ca: Wadsworth/Thomson Learning, 2003.

Cita MLA (9th ed.)

Griffin, Cindy L. Invitation to Public Speaking. Preview ed. Wadsworth/Thomson Learning, 2003.