Günther, B. (2020). Beate Günther - Sirius.
Lua i Stíl Chicago (17ú heag.)Günther, Beate. Beate Günther - Sirius. Berlin, 2020.
Lua MLA (8ú heag.)Günther, Beate. Beate Günther - Sirius. 2020.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.