edited by David Barton
Multilingual Matters, 1994
Buku Teks
Barton, David
Routledge , 1998
Buku Teks
Edited by Allan Martin; Madigan
Facet, 2006
Buku Teks
Collins, James, author
Cambridge University Press , 2005
Buku Teks
Gee, James Paul, author
Taylor and Francis, 1996
Buku Teks