Kennedy, Michael, author
Oxford University Press, 1996
Buku Referensi
edited by Catherine Soanes and Angus Stevenson
Oxford University Press, 2006
Buku Referensi
adapted by H.W. Fowler, F.G. Fowler
Clarendon Press, 1926
Buku Referensi
Allaby, Michael, editor
Oxford University Press, 1992
Buku Referensi
Fowler, H. W. (Henry Watson), 1858-1933, author
At The Clarendon Press, 1954
Buku Teks