Bettinghaus, E. P. (1994). Persuasive communication Campaigns. Harcourt Brace College.
Cita Chicago Style (17a ed.)Bettinghaus, Erwin P. Persuasive Communication Campaigns. Harcourt Brace College, 1994.
Cita MLA (8a ed.)Bettinghaus, Erwin P. Persuasive Communication Campaigns. Harcourt Brace College, 1994.
Precaución: Estas citas no son 100% exactas.