Howatt, A. P. R. (1984). A history of English language teaching. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Howatt, Anthony P. R. A History of English Language Teaching. Oxford ; New York: Oxford University Press, 1984.
Lua MLA (8ú heag.)Howatt, Anthony P. R. A History of English Language Teaching. Oxford University Press, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.