Cita APA

Stephen E.Lucas. (2009). The art of public speaking (Tenth edition.). New york: Mc Graw Hill.

Chicago Style Citation

Stephen E.Lucas. The Art of Public Speaking. Tenth edition. New york: Mc Graw Hill, 2009.

Cita MLA

Stephen E.Lucas. The Art of Public Speaking. Tenth edition. New york: Mc Graw Hill, 2009.