Shipside, S. A. (2006). Perfect your presentations: Deliver confident, high-impact performance.
Chicago Edition CitationShipside, Steve; Author. Perfect Your Presentations: Deliver Confident, High-impact Performance. London, Dorling Kindersley Limited, 2006.
Cita MLAShipside, Steve; Author. Perfect Your Presentations: Deliver Confident, High-impact Performance. 2006.
Atenció: Aquestes cites poden no estar 100% correctes.