Cita APA

 Lucas, S. E. (2007).  The art of public speaking.  McGraw-Hill Irwin.

Citación estilo Chicago

 Lucas, Stephen E.  The Art of Public Speaking.  McGraw-Hill Irwin, 2007.

Cita MLA

 Lucas, Stephen E.  The Art of Public Speaking.  McGraw-Hill Irwin, 2007.