Burton, S. H., & Humphries, J. A. (1984). Mastering English language. Palgrave.
Lua i Stíl Chicago (17ú heag.)Burton, S. H., agus J. A. Humphries. Mastering English Language. New York: Palgrave, 1984.
Lua MLA (9ú heag.)Burton, S. H., agus J. A. Humphries. Mastering English Language. Palgrave, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.