Creutz, Katja, author
Cambridge University Press, 2020
eBooks
Alderson, Peter, author
McGraw-Hill, 1995
Buku Teks
GarcĂa-Villegas, Mauricio, author
Cambridge University Press, 2018
eBooks
edited by Mona Baker
Routledge, 2009
Buku Teks
Melander, Sheila, author
Saunders, 2004
Buku Teks