Citazione Stile APA (7a Edizione)

Bettinghaus, E. P., & Cody, M. J. (1968). Persuasive communication (5th ed.). Harcourt Brace Javanovich.

Citazione stile Chigago Style (17a edizione)

Bettinghaus, Erwin P., e Michael J. Cody. Persuasive Communication. 5th ed. Fort Worth: Harcourt Brace Javanovich, 1968.

Citatione MLA (9a ed.)

Bettinghaus, Erwin P., e Michael J. Cody. Persuasive Communication. 5th ed. Harcourt Brace Javanovich, 1968.