Super System – Doyle Brunson
The original poker guide is still one of the best sources of poker information, tips and tactics. Brunson was way ahead of the curve when he put this book together back in the 1970’s.

Harrington on Hold’em – Dan Harrington
Harrington released three books on Hold’em with tips and tactics that won him the 1995 World Series of Poker and allowed him to make the final table in back-to-back years in 2003 and 2004. Some of Harrington’s advice is for intermediate or advanced players so leave this one on the shelf until you’ve learned the game.

Caro’s Book of Poker Tells – Mike Caro
Important education provided by Mad Mike all about poker tells, whether leaking or recognizing.

The Theory of Poker – David Sklansky
The best of Sklansky’s extensive poker library. Read it twice.

Poker for Dummies
Strictly for beginners.

The Poker Player’s Bible – Lou Krieger
Another good beginner book. Krieger is an excellent teacher and outlines all the rules and intricate parts of poker you must know to play it right.

The Complete Book of Hold’em Poker – Gary Carson
The game, tips and tactics are analyzed sharply and succinctly. An advanced player may not find very much new information.

Killer Poker – John Vorhaus
Aggression dissected. How to fix your game, exploit others’ weaknesses and make money.

Phil Gordon’s Little Black Book – Phil Gordon
A solid foundation on the basics.

Play Poker Like the Pros – Phil Hellmuth
Hellmuth outlines some good basic strategies and also includes some advanced tactics on everything from bluffing, to raising, to folding, that should improve your game.