Columbia subject headings:
Harvard subject headings:
Byzantine Empire--History--1025-1081--Fiction.
Romanus IV Diogenes, Emperor of the East, active 1068-1071--Fiction.
Princeton subject headings:
Byzantine Empire--History--1025-1081--Fiction.
Drama.
Fiction.
Romanus IV Diogenes, Emperor of the East, active 1068-1071--Drama.