Columbia subject headings:
Harvard subject headings:
Aesthetics, Medieval.
Ambiguity in literature.
Langland, William, 1330?-1400? Piers Plowman.
Langland, William, 1330?-1400?--Aesthetics.
Poetics--History--To 1500
Princeton subject headings:
Aesthetics, Medieval.
Ambiguity in literature.
Langland, William, 1330?-1400? Piers Plowman.
Poetics--History.