Columbia subject headings:
Byzantine Empire--Court and courtiers.
Kekaumenos. Strategicon.
Nobility--Byzantine Empire--Conduct of life.
Harvard subject headings:
Byzantine Empire--Court and courtiers.
Kekaumenos. Strategicon
Nobility--Byzantine Empire--Conduct of life.
Princeton subject headings:
Byzantine Empire--Court and courtiers.
Kekaumenos. Strategicon.
Nobility--Byzantine Empire--Conduct of life.