Leech, T. (2004). How to prepare, stage, and deliver winning presentations (3rd ed.). American Management Association.
Citazione stile Chigago Style (17a edizione)Leech, Thomas. How to Prepare, Stage, and Deliver Winning Presentations. 3rd ed. New York: American Management Association, 2004.
Citatione MLA (9a ed.)Leech, Thomas. How to Prepare, Stage, and Deliver Winning Presentations. 3rd ed. American Management Association, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.