Columbia subject headings:
Harvard subject headings:
Comparative literature--English and Provençal.
Comparative literature--Provençal and English.
English poetry--Middle English, 1100-1500--History and criticism
Troubadours.
Princeton subject headings:
Comparative literature--English and Provençal.
Comparative literature--Provençal and English.
English poetry--Middle English, 1100-1500--History and criticism.
Troubadours.