Attacking Zone Defenses

On - Attacking Zone Defenses (the Art and Science of Coaching Series) by John Kresse, Richard Jablonski, and Lou Carnesecca.
A very helpful book in understanding how to attack zone defenses. General principles of attacking any zone are described, and then several continuity zone offenses are detailed, as well as set plays, quick hitters, special situations and out-of-bounds plays to use against the zone.