Müller, K. B. (2003). Anja Billing: Flow. Billing.
Lua i Stíl Chicago (17ú heag.)Müller, Katrin Bettina. Anja Billing: Flow. Berlin: Billing, 2003.
Lua MLA (8ú heag.)Müller, Katrin Bettina. Anja Billing: Flow. Billing, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.