Holliday, A. (2005). The Struggle to teach English as an international language. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Holliday, Adrian. The Struggle to Teach English as an International Language. Oxford ; New York: Oxford University Press, 2005.
Lua MLA (8ú heag.)Holliday, Adrian. The Struggle to Teach English as an International Language. Oxford University Press, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.