Osborn, M., & Osborn, S. (2000). Public speaking (5th ed.). Houghton Mifflin.
Chicago Style (17th ed.) CitationOsborn, Michael, and Suzanne Osborn. Public Speaking. 5th ed. Boston: Houghton Mifflin, 2000.
MLA (9th ed.) CitationOsborn, Michael, and Suzanne Osborn. Public Speaking. 5th ed. Houghton Mifflin, 2000.
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