http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
The letters to his brother Quintus, Letters to Brutus, Handbook of electioneering leter to Octavian
[Cicero, Marcus Tullius] ; μετάφραση: W. Glynn Williams, M. Cary and Mary Henderson,