Davies, Alan, 1931 February 17-, author
Lawrence Erlbaum Associates, 2005
Buku Referensi
Davies, Alan, 1931 February 17-, author
Lawrence Erlbaum, 2005
Buku Referensi
Baker, Paul, author
Edinburgh University Press, 2006
Buku Referensi
Li Wei
John Wiley & Sons Ltd, 2014
Buku Teks
Oxford, England : Oxford University Press
Majalah, Jurnal, Buletin