Columbia subject headings:
Portuguese poetry--History and criticism.
Spanish poetry--To 1500--History and criticism.
Troubadours.
Harvard subject headings:
Portuguese poetry--History and criticism.
Spanish poetry--To 1500--History and criticism
Troubadours
Princeton subject headings:
Portuguese poetry--To 1500--History and criticism.
Spanish poetry--To 1500--History and criticism.
Troubadours.