کتاب های نویسنده Dan S. Kennedy

Speak To Sell: Persuade, Influence, And Establish Authority & Promote Your Products, Services, Practice, Business, or Cause

Published on: 2016

Beginner Unordered English

Master The Art of Public Speaking For Profit Public speaking has been around for centuries, and today, motivational speaking is …

persuasion influence authority promotion communication

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