Jones, Leo, author
Cambridge University Press, 2008
Multimedia
Brown, Steven, author
Cambridge University Press, 2007
Multimedia
Ericson Brodcast Servise (EBS) FM Radio
EBS, 2010
Buku Teks
Ewha Womens University Press, 2009
Buku Teks
Muhammad Ibrahim al-Nughaimish, author
Zaman, 2011
Buku Teks