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<p>In a world where you are competing with a myriad of messages, there is one book, written by speech and voice coach Silke von Seydlitz, that will lead you from delivering mediocre talks to present outstanding talks so that you can reach the world with your best message.<br><br>"Public Speaking ? Preparation and Presentation" is for anyone who delivers talks in public, shares devotions with a bible study group, or makes an announcement at a soci...Seguir leyendo