Columbia subject headings:
Harvard subject headings:
Cardinals--History.
Cluny (Benedictine abbey)
Cluny (France)--Church history.
Papacy--History--To 1309
Richard, de Cluny, active 12th century.
Richardus Pictaviensis, 12th century. Chronicon.
Princeton subject headings:
Cardinals--History.
Cluny (Benedictine abbey)
Cluny (France)--Church history.
Papacy--History--To 1309.
Richard, de Cluny, active 12th century.