The Letters of J.R.R. Tolkien. HoughtonMifflin, 1981
The Letters of J.R.R. Tolkien. HarC, 2023 (7/11)
Tolkien/Gordon, Sir Gawain and the Green Knight
Sir Gawain and the Green Knight/Pearl/Sir Orfeo. 1975
1st edition
Sir Gawain and the Green Knight, Pearl, Sir Orfeo (1979)
1st edition
Sir Gawain and the Green Knight, Pearl, Sir Orfeo (1981)
Sir Gawain and the Green Knight, Pearl, Sir Orfeo (1990)
Sir Gawain and the Green Knight, Pearl, Sir Orfeo. Ballantine
Sir Gawain and the Green Knight, Pearl, Sir Orfeo (2021)
Three Medieval poems translated and annotated by Tolkien
Sir Gawain and the Green Knight, Pearl, Sir Orfeo de luxe
Finn and Hengest. The Fragment and the Episode. HarC, 2006
The Monster and the Critics and Other Essays (2006)
HarperCollins, 2007
Michael Drout (ed.), Beowulf and the Critics
Medieval and Renaissance Texts and Studies, Volume 248
Dimitra Fini (ed.), A Secret Vice
Tolkien on Invented Languages
