Dubin, Fraida, author
Cambridge University Press, 1986
Buku Teks
Vaccari, Oreste
Charles E. Tuttle, 1952
Buku Teks
McArthur, Tom (Thomas Burns), author
Cambridge University Press, 1983
Buku Teks
Cook, Guy (Guy W. D.), author
Oxford University Press, 2000
Buku Teks
edited by Albert H. Marckwardt
National Council of Teachers of English, 1968
Buku Teks