Columbia subject headings:
Chrétien, de Troyes, active 12th century--Bibliography.
Harvard subject headings:
Arthurian romances--Bibliography.
ChreÌtien, de Troyes, active 12th century--Bibliography.
Chrétien, de Troyes, active 12th century--Bibliography.
Princeton subject headings:
Chrétien, de Troyes, active 12th century--Bibliography.