Columbia subject headings:
Harvard subject headings:
Fantasy literature, English--20th century--History and criticism.
Middle Earth (Imaginary place)
Mythology, Germanic, in literature.
Mythology, Germanic--History.
Mythology, Norse, in literature.
Mythology, Norse--History.
Tolkien, J. R. R. (John Ronald Reuel), 1892-1973--Criticism and interpretation.
Princeton subject headings:
Europe--History--476-1492.
Middle Ages.
Middle Earth (Imaginary place)
Mythology in literature.
Mythology, Germanic.
Tolkien, J. R. R. (John Ronald Reuel), 1892-1973--Criticism and interpretation.