Columbia subject headings:
Cid (Epic cycle)
Cid, approximately 1043-1099--Romances--History and criticism.
Spanish language--To 1500.
Harvard subject headings:
Cid (Epic cycle)
Cid, approximately 1043-1099--Romances--History and criticism.
Spanish language--To 1500.
Princeton subject headings:
Cid, approximately 1043-1099--Romances--History and criticism.
Cid, approximately 1043-1099.
Spanish language--To 1500.