Columbia subject headings:
Allegory.
Apologetics--History--20th century.
Apologetics.
Chesterton, G. K. (Gilbert Keith), 1874-1936--Religion.
Chesterton, G. K. (Gilbert Keith), 1874-1936.
Christian literature, English--History and criticism.
Fantasy literature, English--History and criticism.
Lewis, C. S. (Clive Staples), 1898-1963--Religion.
Lewis, C. S. (Clive Staples), 1898-1963.
Myth in literature.
Tolkien, J. R. R. (John Ronald Reuel), 1892-1973--Religion.
Tolkien, J. R. R. (John Ronald Reuel), 1892-1973.
Williams, Charles, 1886-1945--Religion.
Williams, Charles, 1886-1945.
Harvard subject headings:
Apologetics.
Chesterton, G. K. (Gilbert Keith), 1874-1936--Religion.
Lewis, C. S. (Clive Staples), 1898-1963--Religion.
Tolkien, J. R. R. (John Ronald Reuel), 1892-1973--Religion.
Williams, Charles, 1886-1945--Religion.
Princeton subject headings:
Allegory.
Apologetics.
Chesterton, G. K. (Gilbert Keith), 1874-1936--Religion.
Christian literature, English--History and criticism.
Fantasy literature, English--History and criticism.
Lewis, C. S. (Clive Staples), 1898-1963--Religion.
Myth in literature.
Tolkien, J. R. R. (John Ronald Reuel), 1892-1973--Religion.
Williams, Charles, 1886-1945--Religion.