Book Title: Programming Game AI by Example (Paperback) http://www.amazon.com/Programming-Ga.../dp/1556220782
Book Title: Game Programming Gems (Game Programming Gems Series) (Hardcover) This is actually a series of books that can get pretty expensive, but for serious developers it is a nice thing to have. http://www.amazon.com/Game-Programmi...4227702&sr=1-1