Jeffrey Gitomer's Little Red Book of Selling; 12.5 Principles of Sales Greatness, How to Make Sales FOREVER

Meddicc: The ultimate guide to staying one step ahead in the complex sale

Pre-Suasion: A Revolutionary Way to Influence and Persuade

The Art of Persuasion: Winning Without Intimidation

Collaborating with the Enemy: How to Work with People You Don't Agree with or Like or Trust

Getting Past No: Negotiating in Difficult Situations

Rompe la barrera del NO / Never Split the Difference (Spanish Edition)

How to Talk to Anyone About Anything: Improve Your Social Skills, Master Small Talk, Connect Effortlessly, and Make Real Friends (Communication Skills Training)

Bargaining for Advantage: Negotiation Strategies for Reasonable People

Crucial Conversations Tools for Talking When Stakes Are High, Second Edition