Cohn, Theodore H.
Longman, 2003
Buku Teks
edited by Piotr Cap and Urszula Okulska
John Benjamins Publishing, 2013
Buku Teks
Stephen Ross, editor
Routledge, 2009
Buku Teks
Fay, Brian
Pustaka Utama Grafiti, 1991
Buku Teks
Fowler, Robert Booth
University Press of Kansas, 1991
Buku Teks