Columbia subject headings:
Harvard subject headings:
Canon (Literature)
Chaucer, Geoffrey, -1400--Authorship.
English literature--Middle English, 1100-1500--Criticism, Textual
Princeton subject headings:
Chaucer, Geoffrey, -1400--Authorship.
Chaucer, Geoffrey, -1400--Language--Grammar.
Chaucer, Geoffrey, -1400--Versification.