Cambridge University Press, 2010
eBooks
Gauger, Hans-Martin
VEB Verlag Sprache und Literatur, 1962
Buku Teks
Enkvist, Nils Erik
Mouton, 1973
Buku Teks
Mair, Christian, author
Cambridge University Press, 2006
Buku Teks
Thornborrow, Joanna
New York Routledge , 1998
Buku Teks