(1965). The World Book Encyclopedia G: Volume 8. Field Enterprises Educational Corporation.
Lua i Stíl Chicago (17ú heag.)The World Book Encyclopedia G: Volume 8. Chicago, Estados Unidos: Field Enterprises Educational Corporation, 1965.
Lua MLA (9ú heag.)The World Book Encyclopedia G: Volume 8. Field Enterprises Educational Corporation, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.