Columbia subject headings:
Harvard subject headings:
Civilization, Medieval, in literature.
Epic poetry, Spanish--History and criticism.
Literature and history--Spain.
Middle Ages--Historiography
Spain--History--711-1516--Historiography.
Spanish poetry--To 1500--History and criticism
Princeton subject headings:
Epic poetry, Spanish--History and criticism.
Spain--Historiography.
Spain--History--711-1516--Historiography.