[en] [Marching With Caesar 03] • Civil War R.W. Peake
[en] [Marius' Mules 08] • Civil War Victrix Books
[en] The Civil Wars ReadHowYouWant
[en] Egypt, Greece, and Rome Oxford University Press, USA
[en] [The Year of the Four Emperors 02] • Soldier of Rome · Rise of the Flavians Createspace Independent Publishing Platform
[en] Rubicon · The Last Years of the Roman Republic Hachette
[en] Caesar · A Biography Basic Books
[en] The Fate of Rome · Climate, Disease, and the End of an Empire Princeton University Press
[en] [Marius' Mules 11] • Marius' Mules X Createspace Independent Publishing Platform
[en] [The Year of the Four Emperors 01] • Soldier of Rome · Reign of the Tyrants Createspace Independent Publishing Platform
[en] The Climax of Rome George Weidenfeld & Nicholson
[en] Praetorian · the Rise and Fall of Rome's Imperial Bodyguard Yale University Press
[en] [Legio XVII 02] • Legio XVII · Battle of the Danube Thomas A. Timmes