Obst, M. (2000). Berlin: Germany. 2001. Friends Design.
Lua i Stíl Chicago (17ú heag.)Obst, Mario. Berlin: Germany. 2001. Asperg: Friends Design, 2000.
Lua MLA (8ú heag.)Obst, Mario. Berlin: Germany. 2001. Friends Design, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.