APA (7th ed.) Citation

Sun-tzu, 6. c. B. (1963). The art of war. Oxford University Press.

Chicago Style (17th ed.) Citation

Sun-tzu, 6th century B.C. The Art of War. London: Oxford University Press, 1963.

MLA (9th ed.) Citation

Sun-tzu, 6th century B.C. The Art of War. Oxford University Press, 1963.