Macmillan Press Ltd. (1991). Macmillan family encyclopedia (G). Macmillan Press Ltd.
Lua i Stíl Chicago (17ú heag.)Macmillan Press Ltd. Macmillan Family Encyclopedia (G). London: Macmillan Press Ltd, 1991.
Lua MLA (9ú heag.)Macmillan Press Ltd. Macmillan Family Encyclopedia (G). Macmillan Press Ltd, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.