Columbia subject headings:
Harvard subject headings:
Commodus, Emperor of Rome, 161-192.
Emperors--Rome--Biography--Early works to 1800
Herodian. History. Book 1.
Rome--History--Empire, 30 B.C.-284 A.D.
Princeton subject headings:
Commodus, Emperor of Rome, 161-192.
Emperors--Rome--Biography--Early works to 1800.
Herodian. History. Book 1.
Rome--History--Empire, 30 B.C.-284 A.D.