APA (7th ed.) Citation

Cowan, R. (2009). Roman battle tactics: 109 BC - AD 313 (4. [print.].). Osprey.

Chicago Style (17th ed.) Citation

Cowan, Ross. Roman Battle Tactics: 109 BC - AD 313. 4. [print.]. Oxford: Osprey, 2009.

MLA (9th ed.) Citation

Cowan, Ross. Roman Battle Tactics: 109 BC - AD 313. 4. [print.]. Osprey, 2009.

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