Columbia subject headings:
Chaucer, Geoffrey, -1400.
Harvard subject headings:
Chaucer, Geoffrey, -1400--Criticism and interpretation.
Chaucer, Geoffrey, -1400--Technique.
Debate poetry, English (Middle)--History and criticism.
Love poetry, English (Middle)--History and criticism.
Narrative poetry, English--History and criticism.
Princeton subject headings:
Chaucer, Geoffrey, -1400--Technique.
Debate poetry, English (Middle)--History and criticism.
Love poetry, English (Middle)--History and criticism.
Narrative poetry, English--History and criticism.