Swan, Michael, author
Longmans Green, 1969
Buku Teks
Wilde, W.H., author
Twayne Publishers, 1976
Buku Teks
Kramer, Leonie, author
Sun Books, 1973
Buku Teks
Adams, Henry
Houghton Miffiln, 1918
Buku Teks
Lawson, Henry, 1867-1922, author
John Ferguson, 1979
Buku Teks