Columbia subject headings:
English poetry--Middle English, 1100-1500--Bibliography.
Patience (Middle English poem)--Bibliography.
Pearl (Middle English poem)--Bibliography.
Purity (Middle English poem)--Bibliography.
Sir Gawain and the Green Knight--Bibliography.
Harvard subject headings:
Arthurian romances--Bibliography.
English poetry--Middle English, 1100-1500--Bibliography
Gawain (Legendary character)--Romances--Bibliography.
Knights and knighthood in literature--Bibliography.
Manuscripts, English (Middle)--England--West Midlands--Bibliography.
Patience (Middle English poem)--Bibliography.
Pearl (Middle English poem)--Bibliography.
Purity (Middle English poem)--Bibliography.
Romances, English--Bibliography.
Sir Gawain and the Green Knight--Bibliography.
Princeton subject headings:
English poetry--Middle English, 1100-1500--Bibliography.
Patience (Middle English poem)--Bibliography.
Pearl (Middle English poem)--Bibliography.
Purity (Middle English poem)--Bibliography.
Sir Gawain and the Green Knight--Bibliography.