How to Be Your Dog's Best Friend
Monks of New Skete
An excellent book on training emphasizing positive methods that build the bond between you and your dog.
The Art of Raising a Puppy
Monks of New Skete
Another great book from the Monks, this should be required reading for anyone looking into getting a puppy. Unlike a lot of training books, which are often somewhat boring, I read this cover-to-cover.
ASPCA Complete Dog Training Manual
Bruce Fogle
A great book from the ASPCA, this covers basic dog training, with all the exercises beautifully illustrated in full-color photos.
Bark Busters : Solve Your Dog's Behavioral Problems
Sylvia Wilson
A nice book on trouble-shooting and solving problem behaviors like barking, chewing, leash-pulling, etc.
Play Training Your Dog
Patricia Gail Burnham
Another good book on using fun methods to train your dog. Work your obedience exercises into everyday life.
The Canine Good Citizen : Every Dog Can Be One
Joachim Volhard, et al
How to train a dog to receive this certificate from AKC.