Columbia subject headings:
Harvard subject headings:
Allegory.
Beowulf
Bible and literature.
Cain (Biblical figure)--In literature.
Epic poetry, English (Old)--History and criticism.
Heroes in literature
Monsters in literature
Rhetoric, Medieval.
Violence in literature.
Princeton subject headings:
Beowulf.
Cain (Biblical figure)
English poetry--Old English, ca. 450-1100--Criticism and interpretation.
Symbolism in literature.