There are zillions of books on meditation, but there are very few we would recommend, especially for somebody just starting out. Below you’ll find just the books we feel are the most helpful and clear.
Break Through Pain, by Shinzen Young
Zen Mind, Beginner’s Mind, by Shunryu Suzuki
Meditation for Beginners, by Jack Kornfield
Feel free to suggest other titles you love in the comments below.