edited by Nikolas Coupland
Cambridge University Press, 2016
Buku Teks
Crowley, Tony, author
Macmillan, 1989
Buku Teks
Cambridge University Press, 2010
eBooks
Huck, Geoffrey J., 1944-, author
Routledge , 1996
Buku Teks
Hymes, Dell H., author
Taylor and Francis Inc., 1996
Buku Teks