Sönmez, N. (2001). Heribert Friedl. Salon.
Lua i Stíl Chicago (17ú heag.)Sönmez, Necmi. Heribert Friedl. Köln: Salon, 2001.
Lua MLA (8ú heag.)Sönmez, Necmi. Heribert Friedl. Salon, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.