Cita APA (7a ed.)

Lucas, S. (2001). The art of public speaking (7th ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Lucas, Stephen. The Art of Public Speaking. 7th ed. Boston: McGraw-Hill, 2001.

Cita MLA (9a ed.)

Lucas, Stephen. The Art of Public Speaking. 7th ed. McGraw-Hill, 2001.