Lua APA (7ú heag.)

(2010). Aachen. Merian.

Lua i Stíl Chicago (17ú heag.)

"Aachen." Merian 2010.

Lua MLA (8ú heag.)

"Aachen." Merian, 2010.

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