Haberman, William L., 1922-, author
Allyn and Bacon, 1980
Buku Teks
Cravalho, Ernest G., author
Pitman, 1981
Buku Teks
Spalding, D.B., author
The English Language, 1982
Buku Teks
Benson, Rowland S., author
Pergemon Press, 1977
Buku Teks
Moran, Michael J., author
John Wiley & Sons, 2004
Buku Teks