Columbia subject headings:
Emperors--Rome--Biography.
Rome--Historiography.
Rome--History--Empire, 30 B.C.-284 A.D.
Rome--History--Errors, inventions, etc.
Scriptores historiae Augustae.
Harvard subject headings:
Emperors--Rome--Biography
Rome--Historiography
Rome--History--Empire, 30 B.C.-284 A.D.
Rome--History--Errors, inventions, etc.
Scriptores historiae Augustae.
Princeton subject headings:
Emperors--Rome--Biography.
Rome--Historiography.
Rome--History--Empire, 30 B.C.-284 A.D.
Rome--History--Errors, inventions, etc.
Scriptores historiae Augustae.