APA (7th ed.) Citation

Keegan, J. (1999). The Penguin book of war: Great military writings. Viking.

Chicago Style (17th ed.) Citation

Keegan, John. The Penguin Book of War: Great Military Writings. London, UK: Viking, 1999.

MLA (9th ed.) Citation

Keegan, John. The Penguin Book of War: Great Military Writings. Viking, 1999.

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