By Hee Il Cho. #508. 9 X 12; 228 pages; softcover. ISBN #0-86568-039-6. This book draws on the vast knowledge and skill of one of the foremost tae kwon do masters in the world. Step-by-step instructions with illustrations of fighting techniques; counterattacks; bag and target training; hand-conditioning exercises and other exercises; including breaking techniques. Classic textbook by this Korean master!