Bot, Kees de, author
Routledge , 2005
Buku Teks
Cruse, Alan, author
Oxford University Press, 2013
Buku Teks
Cruse, Alan, author
Oxford University Press, 2004
Buku Teks
McEnery, Tony, 1964-, author
Routledge, 2010
Buku Teks
Wildgen, Wolfgang
Max Niemeyer Verlag, 1977
Buku Teks