Valenzuela, M. C. (2023). The art of warrior: Mastering the mindset, tactics, and strategies of the world's greatest fighters for success in life. Melvyn Cecilio C. Valenzuela.
Chicago-referens (17:e uppl.)Valenzuela, Melvyn C.C. The Art of Warrior: Mastering the Mindset, Tactics, and Strategies of the World's Greatest Fighters for Success in Life. Muntinlupa City: Melvyn Cecilio C. Valenzuela, 2023.
MLA-referens (9:e uppl.)Valenzuela, Melvyn C.C. The Art of Warrior: Mastering the Mindset, Tactics, and Strategies of the World's Greatest Fighters for Success in Life. Melvyn Cecilio C. Valenzuela, 2023.
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