Gough, M. (2008). Kristallene Zukunft. Parkett.
Lua i Stíl Chicago (17ú heag.)Gough, Maria. "Kristallene Zukunft." Parkett 2008.
Lua MLA (8ú heag.)Gough, Maria. "Kristallene Zukunft." Parkett, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.