Columbia subject headings:
English poetry--Middle English, 1100-1500--History and criticism.
Liturgy and poetry.
Religious poetry, English (Middle)--History and criticism.
Harvard subject headings:
English poetry--Middle English, 1100-1500--History and criticism
Liturgy and poetry.
Religious poetry, English (Middle)--History and criticism.
Princeton subject headings:
Christian poetry, English (Middle)--History and criticism.
English poetry--Middle English, 1100-1500--History and criticism.
Literary form.
Liturgy and poetry.
Rhetoric, Medieval.
Theology--History--Middle Ages, 600-1500.