Lua APA (7ú heag.)

Friese, P. (2005). Achim Bitter.

Lua i Stíl Chicago (17ú heag.)

Friese, Peter. Achim Bitter. Essen, 2005.

Lua MLA (8ú heag.)

Friese, Peter. Achim Bitter. 2005.

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