Stephen E. Lucas. (2007). The art of public speaking. Boston: McGraw-Hill.
Chicago Style CitationStephen E. Lucas. The Art of Public Speaking. Boston: McGraw-Hill, 2007.
Cita MLAStephen E. Lucas. The Art of Public Speaking. Boston: McGraw-Hill, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.