Dunrea, O. (2003). Ollie. Houghton Mifflin.
Lua i Stíl Chicago (17ú heag.)Dunrea, Olivier. Ollie. Boston: Houghton Mifflin, 2003.
Lua MLA (8ú heag.)Dunrea, Olivier. Ollie. Houghton Mifflin, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.