Sleigh, D. (2004). Islands. Harcourt.
Lua i Stíl Chicago (17ú heag.)Sleigh, Dan. Islands. Orlando: Harcourt, 2004.
Lua MLA (9ú heag.)Sleigh, Dan. Islands. Harcourt, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.