APA (7th ed.) Citation

Smith, R. (2019). The utility of force : the art of war in the modern world / Rupert Smith: The art of war in the modern world. Penguin Books.

Chicago Style (17th ed.) Citation

Smith, Rupert. The Utility of Force : The Art of War in the Modern World / Rupert Smith: The Art of War in the Modern World. [London] UK: Penguin Books, 2019.

MLA (9th ed.) Citation

Smith, Rupert. The Utility of Force : The Art of War in the Modern World / Rupert Smith: The Art of War in the Modern World. Penguin Books, 2019.

Warning: These citations may not always be 100% accurate.