Nicola Davies. (2008). Ice Bear. Walker Books Ltd.
Lua i Stíl Chicago (17ú heag.)Nicola Davies. Ice Bear. Walker Books Ltd, 2008.
Lua MLA (9ú heag.)Nicola Davies. Ice Bear. Walker Books Ltd, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.