Lua APA (7ú heag.)

Power Quality. Endeavor Business Media.

Lua i Stíl Chicago (17ú heag.)

Power Quality. Endeavor Business Media.

Lua MLA (9ú heag.)

Power Quality. Endeavor Business Media.

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