Freeman, Philip. War, Women, and Druids: Eyewitness Reports and Early Accounts of the Ancient Celts. Austin: University of Texas Press, 2002.
Freeman, Philip. The Philosopher and the Druids: A Journey Among the Ancient Celts. New York: Simon & Schuster, 2006.
Fuller, J. F. C. Julius Caesar: Man, Soldier, and Tyrant. New Brunswick, New Jersey: De Capo Press, 1965.
Gardner, Jane. Roman Myths. Austin: University of Texas Press, 1998.
Gelzer, Matthias. Caesar: Politician and Statesman. Cambridge, Massachusetts: Harvard University Press, 1968.
Goldsworthy, Adrian. Caesar's Civil War. Oxford: Osprey Publishing, 2002.
Goldsworthy, Adrian. The Complete Roman Army. London: Thames and Hudson, 2003.
Goldsworthy, Adrian. Caesar: Life of a Colossus. New Haven: Yale University Press, 2006.
Gordon, Arthur. Illustrated Introduction to Latin Epigraphy. Berkeley: University of California Press, 1983.
Grant, Michael. Julius Caesar. London: Chancellor Press, 1969.
Grant, Michael. Cleopatra. Edison, New Jersey: Castle Books, 2004.
Green, Miranda. The World of the Druids. London: Thames & Hudson, 1997.
Gruen, Erich S. The Last Generation of the Roman Republic. Berkeley: University of California Press, 1974.
Gulliver, Kate. Caesar's Gallic Wars. Oxford: Osprey Publishing, 2002.
Hannah, Robert. Greek and Roman Calendars: Constructions of Time in the Ancient World. London: Duckworth, 2005.
Haywood, John. Atlas of the Celtic World. London: Thames and Hudson, 2001.
Hengel, Martin. Crucifixion. Minneapolis: Augsburg Fortress Publishers, 1977.
Holland, Tom. Rubicon: The Last Years of the Roman Republic. New York: Doubleday, 2003.
Ireland, S. Roman Britain: A Sourcebook. London: Routledge, 1986.
Johnson, Allan, Coleman-Norton, Paul, and Frank Bourne. Ancient Roman Statutes. Austin: University of Texas Press, 1961.
Jones, Barri, and David Mattingly. An Atlas of Roman Britain. Oxford: Blackwell, 1990.
Jones, Prudence. Cleopatra: A Sourcebook. Norman, OK: University of Oklahoma Press, 2006.
Kagan, Donald. The Peloponnesian War. New York: Penguin, 2004.
Kagan, Kimberly. The Eye of Command. Ann Arbor: University of Michigan Press, 2006.
Kahn, Arthur. The Education of Julius Caesar. Lincoln, NE: Authors Guild, 2000.
Kamm, Anthony. Julius Caesar: A Life. London: Routledge, 2006.
Kleiner, Diana E. E. Cleopatra and Rome. Cambridge, MA: Harvard University Press, 2005.
Kruta, Venceslas, ed. The Celts. London: Hachette Illustrated, 2004.
Lefkowitz, Mary R., and Maureen B. Fant. Women's Life in Greece and Rome. Baltimore, MD: The Johns Hopkins University Press, 1992.
Le Glay, Marcel, Jean-Louis Voisin, and Yann Le Bohec. A History of Rome. Oxford: Blackwell, 1996.
Lendon, J. E. Soldiers and Ghosts: A History of Battle in Classical Antiquity. New Haven, CT: Yale University Press, 2005.
Mac Cana, Proinsias. Celtic Mythology. New York: Peter Bedrick Books, 1983.
Mallory, J. P. In Search of the Indo-Europeans. London: Thames and Hudson, 1989.
Malamud, Margaret. «Manifest Destiny and the Eclipse of Julius Caesar» in Maria Wyke, ed. Julius Caesar in Western Culture. Maiden, MA: Blackwell, 2006.
Matyszak, Philip. Chronicle of the Roman Republic. London: Thames & Hudson, 2003.
Megaw, Ruth, and Vincent Megaw. Celtic Art. London: Thames & Hudson, 1989.
Meier, Christian. Caesar: A Biography. New York: Basic Books, 1982.
Mitchell, Stephen. Anatolia: Land, Men, and Gods in Asia Minor. Vol. 1. Oxford: Clarendon Press, 1993.
Morel W., K. Biichner, and J. Blansdorf, eds. Fragmenta Poetarum Latinorum. 3rd ed. Stuttgart: Teubner, 1995.
Moscoti, Sabatino, ed. The Celts. New York: Rizzoli, 1991.
O'Connor, Colin. Roman Bridges. Cambridge: Cambridge University Press, 1994.
Oikonomides, Al. N., and M. C. J. Miller. Hanno the Carthaginian: Periplus or Circumnavigation. Chicago: Ares Publishers, 1995.
Osgood, Josiah. Caesar's Legacy: Civil War and the Emergence of the Roman Empire. Cambridge: Cambridge University Press, 2006.
Pallottino, Massimo. A History of Earliest Italy. Ann Arbor: University of Michigan Press, 1991, 2006.
Parenti, Michael. The Assassination of Julius Caesar: A People's History of Ancient Rome. New York: The New Press, 2003.
Peddie, John. Conquest: The Roman Invasion of Britain. New York: St. Martin's Press, 1987.
Puhvel, Jaan. Comparative Mythology. Baltimore, MD: Johns Hopkins University Press, 1987.
Rankin, H. D. Celts and the Classical World. London: Areopagitica Press, 1987.
Richardson, L., Jr. A New Topographical Dictionary of Ancient Rome. Baltimore, MD: Johns Hopkins University Press, 1992.
Riggsby, Andrew M. Caesar in Gaul and Rome: War in Words. Austin: University of Texas Press, 2006.
Roseman, Christina. Pytheas of Massalia: On the Ocean. Chicago: Ares Publishers, 1994.
Ross, Anne. Pagan Celtic Britain. London: Constable, 1993.
Scarre, Chris. The Penguin Historical Atlas of Ancient Rome. New York: Penguin, 1995.
Scullard, H. H. From The Gracchi to Nero: A History of Rome from 133 B.C. to A.D. 68. New York: Routledge, 1982.
Shaw, Brent D. Spartacus and the Slave Wars: A Brief History with Documents.
Boston: Bedford / St. Martin's, 2001. Snyder, Christopher. The Britons. Oxford: Blackwell, 2003.
Spaeth, John. «Caesar's Poetic Interests». The Classical Journal 26.8 (1930:598–604.
Syme, Ronald. The Roman Revolution. Oxford: Oxford University Press, 1939.
Tatum, W. Jeffery. The Patrician Tribune: Publius Clodius Pulcher. Chapel Hill: University of North Carolina Press, 1999.
Temkin, Owsei. The Falling Sickness. Baltimore, MD: Johns Hopkins University Press, 1994.
Wills, Garry. Cincinnatus: George Washington and the Enlightenment. Garden City, NY: Doubleday, 1984.
Wistrand, Erik. Caesar in Contemporary Society. Goteborg, Swed.: Kungl. Veten-skaps-och Vitterhets-Samhallet, 1978.