APA (7th ed.) Citation

Matthew, C. A. (2013). Beyond the gates of fire: New perspectives on the Battle of Thermopylae (1. publ. in Great Britain.). Pen & Sword Military.

Chicago Style (17th ed.) Citation

Matthew, Christopher Anthony. Beyond the Gates of Fire: New Perspectives on the Battle of Thermopylae. 1. publ. in Great Britain. Barnsley: Pen & Sword Military, 2013.

MLA (9th ed.) Citation

Matthew, Christopher Anthony. Beyond the Gates of Fire: New Perspectives on the Battle of Thermopylae. 1. publ. in Great Britain. Pen & Sword Military, 2013.