APA aipamena

(2003). Priciples and types of public speaking. Boston: Allyn and Bacon.

Chicago Style aipamena

Priciples and Types of Public Speaking. Boston: Allyn and Bacon, 2003.

MLA aipamena

Priciples and Types of Public Speaking. Boston: Allyn and Bacon, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.