Twinng,William. (1982). How to do things with Rules A Primer of Interpretation. Weidenfeld and Nicolson.
Lua i Stíl Chicago (17ú heag.)Twinng,William. How to Do Things with Rules A Primer of Interpretation. London: Weidenfeld and Nicolson, 1982.
Lua MLA (9ú heag.)Twinng,William. How to Do Things with Rules A Primer of Interpretation. Weidenfeld and Nicolson, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.