Bettinghaus, E. P. (1994). Persuasive communication Campaigns. Harcourt Brace College.
Chicago Style (17. basım) AtıfBettinghaus, Erwin P. Persuasive Communication Campaigns. Harcourt Brace College, 1994.
MLA (8th ed.) AtıfBettinghaus, Erwin P. Persuasive Communication Campaigns. Harcourt Brace College, 1994.
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