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