Carnegie, D. (1956). How to develop self-confidence and influence people by public speaking.
Chicago Edition CitationCarnegie, Dale. How to Develop Self-confidence and Influence People by Public Speaking. NY, Pocket Books, 1956.
Cita MLACarnegie, Dale. How to Develop Self-confidence and Influence People by Public Speaking. 1956.
Atenció: Aquestes cites poden no estar 100% correctes.