The Art of War by Sun Tzu & The Book of Five Rings by Miyamoto Musashi

This book brings together two of the most important books that deal with the Samurai path and philosophy into one volume. It contains:

The Art of War is among the greatest classics of military literature ever written. Sun Tzu warfare is as applicable today as when the book was written some 2,500 years ago....

and

The Book of Five Rings which was written by Miyamoto Musashi, a Samurai of legendary renown, about 1645 AD. It is a masterpiece of simple exposition written by a master swordsman, who, near the end of his spectacular life, tried earnestly to explain the essentials of individual combat and the essence of being a Samurai. His book is widely considered to a cornerstone of the philosophy of Bushido.