If you liked: How to Win Friends and Influence People by Dale Carnegie
This grandfather of all people-skills books was first published in 1937. It became an overnight success and has sold over 15 million copies. It’s just as useful today as when it was first published: it’s all about building relationships. With good relationships, personal and business success are easy. You learn how to make people like you, win people over to your way of thinking, and change people without causing offense or arousing resentment.