Zander, M. (2001). England and Wales report.
Lua i Stíl Chicago (17ú heag.)Zander, Michael. England and Wales Report. 2001.
Lua MLA (8ú heag.)Zander, Michael. England and Wales Report. 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.