Denchfield, N., & Scullard, i. S. (2003). <O >quebra-nozes. Gailivro.
Lua i Stíl Chicago (17ú heag.)Denchfield, Nick, agus il. Sue Scullard. <O >quebra-nozes. Gailivro, 2003.
Lua MLA (8ú heag.)Denchfield, Nick, agus il. Sue Scullard. <O >quebra-nozes. Gailivro, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.