Alexander, Mary, author
McGraw-Hill, 1974
Buku Teks
Jackson, Sheila M.
The English Language Book, 1979
Buku Teks
Fisher, Evryl E., author
Juta & Company Ltd., 1979
Buku Teks
edited by Sandra Stone
Mosby, 1984
Buku Teks
edited by Malcolm R. Colmer
Churchill Livingstone, 1995
Buku Teks