Columbia subject headings:
Harvard subject headings:
Augustus, Emperor of Rome, 63 B.C.-14 A.D.
Brutus, Marcus Junius, 85? B.C.-42 B.C.
Cicero, Marcus Tullius
Rome--History--53 B.C.-44 B.C.
Rome--History--53-44 B.C.
Rome--History--Civil War, 43 B.C.-31 B.C.
Rome--History--Civil War, 43-31 B.C.
Princeton subject headings:
Augustus, Emperor of Rome, 63 B.C.-14 A.D.--Adversaries.
Brutus, Marcus Junius, 85 B.C.?-42 B.C.--Adversaries.
Cicero, Marcus Tullius--Adversaries.
Rome--History--53-44 B.C.
Rome--History--Civil War, 43-31 B.C.