Mah. State Board of Sec Ed. (1973). Chamber`s Encyclopedia Vol- XI. International Leaving Systems co. Ltd.
Lua i Stíl Chicago (17ú heag.)Mah. State Board of Sec Ed. Chamber`s Encyclopedia Vol- XI. London: International Leaving Systems co. Ltd, 1973.
Lua MLA (9ú heag.)Mah. State Board of Sec Ed. Chamber`s Encyclopedia Vol- XI. International Leaving Systems co. Ltd, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.