Go to your local library. There are plenty of books. Doyle Brunson's super system, Dan Harrington has some good ones. No limit holdem for dummies was a good read.
Study up often to improve your game. Watch past WSOP
events on youtube. Read.
However, there is simply no substitute for good ole experience. The best players have seen lots of hands. They have simply played in many tough situations, and grown as a player for this reason.
In closing, you can learn the fundamentals about poker from a book. But no book can prepare you for the strange situations you will find yourself in.
Hope this helps.