Lua APA (7ú heag.)

(1991). Acht Portraits: Imi Knoebel.

Lua i Stíl Chicago (17ú heag.)

Acht Portraits: Imi Knoebel. Berlin, 1991.

Lua MLA (8ú heag.)

Acht Portraits: Imi Knoebel. 1991.

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