Allen, R. (2000). The new penguin english dictionary. Penguin Books.
Lua i Stíl Chicago (17ú heag.)Allen, Robert. The New Penguin English Dictionary. Penguin Books, 2000.
Lua MLA (8ú heag.)Allen, Robert. The New Penguin English Dictionary. Penguin Books, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.