APA (7th ed.) Zitazioa
Lucas, S. E. (1992). The art of public speaking: Speeches for analysis and discussion (4th edition.). Stephen, E. Lucas.
Chicago Style (17th ed.) Zitazioa
Lucas, S E. The Art of Public Speaking: Speeches for Analysis and Discussion. 4th edition. Stephen, E. Lucas, 1992.
MLA (9th ed.) Zitazioa
Lucas, S E. The Art of Public Speaking: Speeches for Analysis and Discussion. 4th edition. Stephen, E. Lucas, 1992.
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