Penna, Anthony N, author
Blackwell, 2013
Buku Teks
Kim, Choong Soon, author
Rowman & Littlefield Pub. Group, 2011
Buku Teks
Briesch, Aby M, author
The Guilford Press, 2016
Buku Teks
Ruth Wodak, Majid Khosravinik, Brigite Mral
Bloomsbury Publishing, 2013
Buku Teks
Benjamin, Martin, author
Oxford University Press, 2010
Buku Teks