APA (7th ed.) Citation

Gabriel, R. A. (2018). On ancient warfare: Perspectives on aspects of war in antiquity 4000 BC to AD 637. Pen & Sword Military.

Chicago Style (17th ed.) Citation

Gabriel, Richard A. On Ancient Warfare: Perspectives on Aspects of War in Antiquity 4000 BC to AD 637. Barnsley, South Yorkshire, UK: Pen & Sword Military, 2018.

MLA (9th ed.) Citation

Gabriel, Richard A. On Ancient Warfare: Perspectives on Aspects of War in Antiquity 4000 BC to AD 637. Pen & Sword Military, 2018.