Baldoni, J. (2014). The leader's guide to speaking with presence: How to project confidence, conviction, and authority. AMACOM American Management Association.
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Dyfyniad Arddull Chicago
Baldoni, John. The Leader's Guide to Speaking with Presence: How to Project Confidence, Conviction, and Authority. New York: AMACOM American Management Association, 2014.
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Dyfyniad MLA
Baldoni, John. The Leader's Guide to Speaking with Presence: How to Project Confidence, Conviction, and Authority. AMACOM American Management Association, 2014.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.