Cita APA (7th ed.)

Bettinghaus, E. P. (1987). Persuasive communication (4ª ed.). Holt, Rinehart and Winston.

Cita Chicago (17th ed.)

Bettinghaus, Erwin P. Persuasive Communication. 4ª ed. Holt, Rinehart and Winston, 1987.

Cita MLA (9th ed.)

Bettinghaus, Erwin P. Persuasive Communication. 4ª ed. Holt, Rinehart and Winston, 1987.