APA (7th ed.) Citation

(2010). The Roman army from Caesar to Trajan (27. impr., transferred to digital print on demand.). Osprey.

Chicago Style (17th ed.) Citation

The Roman Army from Caesar to Trajan. 27. impr., transferred to digital print on demand. London: Osprey, 2010.

MLA (9th ed.) Citation

The Roman Army from Caesar to Trajan. 27. impr., transferred to digital print on demand. Osprey, 2010.

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