Fowler, R. (1979). Language and control. Routledge & K. Paul.
Lua i Stíl Chicago (17ú heag.)Fowler, Roger. Language and Control. Londres: Routledge & K. Paul, 1979.
Lua MLA (9ú heag.)Fowler, Roger. Language and Control. Routledge & K. Paul, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.