APA (7th ed.) Citation

Fields, N. (2014). AD 69: Emperors, armies & anarchy. Pen & Sword Military.

Chicago Style (17th ed.) Citation

Fields, Nic. AD 69: Emperors, Armies & Anarchy. Barnsley, England: Pen & Sword Military, 2014.

MLA (9th ed.) Citation

Fields, Nic. AD 69: Emperors, Armies & Anarchy. Pen & Sword Military, 2014.

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