Devillier Donegan Enterprises.
"The Roman Empire: In the First Century." The Roman Empire: In the First Century. PBS, 2006. Web. 7 Apr. 2017.
Gibbon, Edward. The History of the Decline and Fall of the Roman Empire. London: n.p., 1782. Print.
Justinian: The Digest of Roman Law translated by C.F. Kolbert, Penguin Classics 1979
Legal Latin Dr. Rudolph Masciantonio, et al., American Classical League Resource Center
Life and Law of Rome J. A. Crook, Thanes and Hudson
As The Romans Did Jo Ann Shelton Oxford Press 1988 pp. 242-248, 277
Children of Romulus G.B. Cobbold Longman press 1995 pp. 137-8,/p>
The Romans Karl Christ University of California Press 1984 pp. 121-132