APA aipamena

Zarefsky, D. (2008). Public speaking: Strategies for success (5th ed.). Allyn & Bacon.

Chicago Style aipamena

Zarefsky, David. Public Speaking: Strategies for Success. 5th ed. Boston: Allyn & Bacon, 2008.

MLA aipamena

Zarefsky, David. Public Speaking: Strategies for Success. 5th ed. Allyn & Bacon, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.