There are many great marketing books out there, but here are some of the best:

1. “Influence: The Psychology of Persuasion” by Robert Cialdini
2. “Contagious: Why Things Catch On” by Jonah Berger
3. “Positioning: The Battle for Your Mind” by Al Ries and Jack Trout
4. “The Lean Startup” by Eric Ries
5. “The 22 Immutable Laws of Marketing” by Al Ries and Jack Trout
6. “Purple Cow: Transform Your Business by Being Remarkable” by Seth Godin
7. “Made to Stick: Why Some Ideas Survive and Others Die” by Chip Heath and Dan Heath
8. “Crossing the Chasm” by Geoffrey A. Moore
9. “Building a StoryBrand: Clarify Your Message So Customers Will Listen” by Donald Miller
10. “Crush It!: Why Now Is the Time to Cash in on Your Passion” by Gary Vaynerchuk

These books cover a range of topics, from the psychology of persuasion to branding and messaging, and from startup strategies to building a personal brand. Each offers valuable insights and practical advice for anyone looking to improve their marketing skills.