Widdowson, H. G. (2007). Discourse analysis. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Widdowson, H. G. Discourse Analysis. Oxford ; New York: Oxford University Press, 2007.
Lua MLA (8ú heag.)Widdowson, H. G. Discourse Analysis. Oxford University Press, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.