APA aipamena

Lucas, S. (2004). The art of public speaking. Boston, MA: McGraw-Hill.

Chicago Style aipamena

Lucas, Stephen. The Art of Public Speaking. Boston, MA: McGraw-Hill, 2004.

MLA aipamena

Lucas, Stephen. The Art of Public Speaking. Boston, MA: McGraw-Hill, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.