William A. Cohen

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หนังสือโดย William A. Cohen

Heroic Leadership: Leading With Integrity & Honor: Leading with Integrity and HonorWilliam A. Cohen
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The Practical Drucker: Applying the Wisdom of the World's Greatest Management ThinkerWilliam A. Cohen
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A Class With Drucker: The Lost Lessons of the World's Greatest Management TeacherWilliam A. Cohen
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