Harvard Business Review 
Power, Influence, and Persuasion [PDF ebook] 
Sell Your Ideas and Make Things Happen

To be effective, managers have to be skilled at acquiring power and using that power to persuade others to get things done. This guide offers must-know methods for commanding attention, changing minds, and influencing decision makers up and down the organizational ladder. The Harvard Business Essentials series provides comprehensive advice, personal coaching, background information, and guidance on the most relevant topics in business. Whether you are a new manager seeking to expand your skills or a seasoned professional looking to broaden your knowledge base, these solution-oriented books put reliable answers at your fingertips.