Buku Teks
edited by Anna De Fina, Deborah Schffrin and Michael Baberg
Cambridge University Press, 2007
Buku Teks
Schiffrin, Deborah
Blackwell , 2000
Buku Teks
edited by Anna De Fina, Deborah Schiffrin, Michael Bamberg
Cambridge University Press, 2006
Buku Teks
Cook, Guy W.D.
Routledge, 1992
Buku Teks