Lua APA (7ú heag.)

(2000). The World of learning, 2001 (51st ed.). Europa Publications.

Lua i Stíl Chicago (17ú heag.)

The World of Learning, 2001. 51st ed. London: Europa Publications, 2000.

Lua MLA (9ú heag.)

The World of Learning, 2001. 51st ed. Europa Publications, 2000.

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