Koelb, Clayton, author
Cornell University Press , 1988
Buku Teks
Holladay, Sylvia A., author
Prentice-Hall, 1981
Buku Teks
Steven, Laurence, author
Prentice-Hall, 1999
Buku Teks
Buell, Lawrence, author
Blackwell Publishing, 2005
Buku Teks
Hammond, Mary, author
Ashgate, 2006
Buku Teks