The Art of the Catapult: Build Greek Ballistae, Roman Onagers, English Trebuchets, and More Ancient Artillery	This book seems to be very popular and is a must for every catapult enthusiast.
	Cats' Paws and Catapults: Mechanical Worlds of Nature and People
	Catapult Design, Construction and Competition with the Projectile Throwing Engines of the Ancients
	Catapult: A History (Weapons in History)
	Catapult: Harry and I Build a Siege Weapon
	Backyard Catapults: How to Build Your Own
	MythBusters Season 3 - Episode 22: Boom Lift Catapult
	Build a Catapult in Your Backyard (Pirates Business)