Allwright, D., & Bailey, K. M. (1991). Focus on the language classroom: An introduction to classroom research for language teachers. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Allwright, Dick, agus Kathleen M. Bailey. Focus on the Language Classroom: An Introduction to Classroom Research for Language Teachers. Cambridge [England] ; New York: Cambridge University Press, 1991.
Lua MLA (8ú heag.)Allwright, Dick, agus Kathleen M. Bailey. Focus on the Language Classroom: An Introduction to Classroom Research for Language Teachers. Cambridge University Press, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.