Lua APA (7ú heag.)

National Geographic. (2006). Soccer unites the world. National Geographic Society.

Lua i Stíl Chicago (17ú heag.)

National Geographic. Soccer Unites the World. Washington, DC: National Geographic Society, 2006.

Lua MLA (9ú heag.)

National Geographic. Soccer Unites the World. National Geographic Society, 2006.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.