Fowler, H. W. (Henry Watson), 1858-1933, author
Oxford University Press, 1965
Buku Referensi
Mager, N. H., author
Prentice-Hall, 1975
Buku Referensi
Fowler, H. W. (Henry Watson), 1858-1933
Oxford University Press, 1983
Buku Referensi
Swan, Michael, author
Oxford University Press, 1995
Buku Teks
Vallins, G.H.
Andrew Deutsch, 1952
Buku Teks