Dokumentuaren aipamena

APA (7th ed.) Zitazioa
Cook, . J. S. (1989). The element of speechwriting and public speaking. Macmillan.
Chicago Style (17th ed.) Zitazioa
Cook, Jeff Scott. The Element of Speechwriting and Public Speaking. New York: Macmillan, 1989.
MLA (9th ed.) Zitazioa
Cook, Jeff Scott. The Element of Speechwriting and Public Speaking. Macmillan, 1989.
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