Columbia subject headings:
Justice in literature.
Langland, William, 1330?-1400? Piers Plowman.
Mercy in literature.
Harvard subject headings:
Justice in literature.
Langland, William, 1330?-1400? Piers Plowman
Langland, William, 1330?-1400? Piers Plowman.
Law in literature.
Mercy in literature.
Princeton subject headings:
Justice in literature.
Langland, William, 1330?-1400? Piers Plowman.
Mercy in literature.