Tribble, Christopher
Oxford University Press , 1997
Buku Teks
Mills, Paul, author
Routledge, 2006
Buku Teks
Mills, Paul, author
Routledge, 2006
Koleksi Publik
Dawson, Paul, author
Routledge, 2005
Buku Teks
Sharples, Mike, 1952-, author
Routledge, 1999
Buku Teks