Lua APA (7ú heag.)

(2018). Compact. Compact-Magazin GmbH.

Lua i Stíl Chicago (17ú heag.)

Compact. Werder: Compact-Magazin GmbH, 2018.

Lua MLA (8ú heag.)

Compact. Compact-Magazin GmbH, 2018.

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